12601376352 has 72 divisors (see below), whose sum is σ = 36668575944. Its totient is φ = 4102769664.

The previous prime is 12601376311. The next prime is 12601376369. The reversal of 12601376352 is 25367310621.

12601376352 is a `hidden beast` number, since 1 + 2 + 6 + 0 + 13 + 7 + 635 + 2 = 666.

It is a tau number, because it is divible by the number of its divisors (72).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 496393 + ... + 521160.

It is an arithmetic number, because the mean of its divisors is an integer number (509285777).

Almost surely, 2^12601376352 is an apocalyptic number.

12601376352 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

12601376352 is an abundant number, since it is smaller than the sum of its proper divisors (24067199592).

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

12601376352 is a wasteful number, since it uses less digits than its factorization.

12601376352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1017612 (or 1017601 counting only the distinct ones).

The product of its (nonzero) digits is 45360, while the sum is 36.

Adding to 12601376352 its reverse (25367310621), we get a palindrome (37968686973).

The spelling of 12601376352 in words is "twelve billion, six hundred one million, three hundred seventy-six thousand, three hundred fifty-two".