12056551692 has 24 divisors (see below), whose sum is σ = 28146167616. Its totient is φ = 4016820048.

The previous prime is 12056551679. The next prime is 12056551709. The reversal of 12056551692 is 29615565021.

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 7 ways as a sum of consecutive naturals, for example, 228978 + ... + 276665.

It is an arithmetic number, because the mean of its divisors is an integer number (1172756984).

Almost surely, 2^12056551692 is an apocalyptic number.

12056551692 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

12056551692 is an abundant number, since it is smaller than the sum of its proper divisors (16089615924).

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

12056551692 is a wasteful number, since it uses less digits than its factorization.

12056551692 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 507637 (or 507635 counting only the distinct ones).

The product of its (nonzero) digits is 162000, while the sum is 42.

The spelling of 12056551692 in words is "twelve billion, fifty-six million, five hundred fifty-one thousand, six hundred ninety-two".