12694994583552 has 304 divisors, whose sum is σ = 38084402587155. Its totient is φ = 4231664861184.

The previous prime is 12694994583547. The next prime is 12694994583629. The reversal of 12694994583552 is 25538549949621.

The cubic root of 12694994583552 is 23328.

It is a perfect power (a cube), and thus also a powerful number.

12694994583552 is a `hidden beast` number, since 1 + 2 + 6 + 9 + 4 + 99 + 458 + 35 + 52 = 666.

It can be written as a sum of positive squares in only one way, i.e., 6347497291776 + 6347497291776 = 2519424^2 + 2519424^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=2519424.

It is a super-2 number, since 2×12694994583552² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (72).

Its product of digits (839808000) is a multiple of the sum of its prime divisors (5).

It is a nialpdrome in base 6.

It is a zygodrome in base 3.

It is an unprimeable number.

It is a polite number, since it can be written in 18 ways as a sum of consecutive naturals, for example, 4231664861183 + 4231664861184 + 4231664861185.

Almost surely, 2^{12694994583552} is an apocalyptic number.

12694994583552 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12694994583552

12694994583552 is an abundant number, since it is smaller than the sum of its proper divisors (25389408003603).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12694994583552 is an frugal number, since it uses more digits than its factorization.

12694994583552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84 (or 5 counting only the distinct ones).

The product of its digits is 839808000, while the sum is 72.

Multiplying 12694994583552 by its sum of digits (72), we get a square (914039610015744 = 30233088²).

12694994583552 divided by its sum of digits (72) gives a 4-th power (176319369216 = 648⁴).

The spelling of 12694994583552 in words is "twelve trillion, six hundred ninety-four billion, nine hundred ninety-four million, five hundred eighty-three thousand, five hundred fifty-two".