12056138496 has 90 divisors (see below), whose sum is σ = 35949285372. Its totient is φ = 4018705920.

The previous prime is 12056138461. The next prime is 12056138531. The reversal of 12056138496 is 69483165021.

12056138496 is a `hidden beast` number, since 1 + 2 + 0 + 561 + 3 + 84 + 9 + 6 = 666.

It is an interprime number because it is at equal distance from previous prime (12056138461) and next prime (12056138531).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 269970 + ... + 311441.

Almost surely, 2^12056138496 is an apocalyptic number.

12056138496 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

12056138496 is an abundant number, since it is smaller than the sum of its proper divisors (23893146876).

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

12056138496 is an frugal number, since it uses more digits than its factorization.

12056138496 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 581439 (or 581416 counting only the distinct ones).

The product of its (nonzero) digits is 311040, while the sum is 45.

The spelling of 12056138496 in words is "twelve billion, fifty-six million, one hundred thirty-eight thousand, four hundred ninety-six".