12746822976 has 42 divisors (see below), whose sum is σ = 36536468202. Its totient is φ = 4248940800.

The previous prime is 12746822969. The next prime is 12746822983. The reversal of 12746822976 is 67922864721.

12746822976 is a `hidden beast` number, since 1 + 274 + 6 + 82 + 297 + 6 = 666.

It is an interprime number because it is at equal distance from previous prime (12746822969) and next prime (12746822983).

It can be written as a sum of positive squares in only one way, i.e., 10209081600 + 2537741376 = 101040^2 + 50376^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 11064375 + ... + 11065526.

Almost surely, 2^12746822976 is an apocalyptic number.

12746822976 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

12746822976 is an abundant number, since it is smaller than the sum of its proper divisors (23789645226).

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

12746822976 is a wasteful number, since it uses less digits than its factorization.

12746822976 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22129919 (or 22129906 counting only the distinct ones).

The product of its digits is 4064256, while the sum is 54.

The spelling of 12746822976 in words is "twelve billion, seven hundred forty-six million, eight hundred twenty-two thousand, nine hundred seventy-six".