12337542612 has 36 divisors (see below), whose sum is σ = 32827966080. Its totient is φ = 3896065872.

The previous prime is 12337542599. The next prime is 12337542641. The reversal of 12337542612 is 21624573321.

12337542612 is a `hidden beast` number, since 1 + 2 + 3 + 37 + 5 + 4 + 2 + 612 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

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 polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9017988 + ... + 9019355.

Almost surely, 2^12337542612 is an apocalyptic number.

12337542612 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

12337542612 is an abundant number, since it is smaller than the sum of its proper divisors (20490423468).

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

12337542612 is a wasteful number, since it uses less digits than its factorization.

12337542612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18037372 (or 18037367 counting only the distinct ones).

The product of its digits is 60480, while the sum is 36.

The spelling of 12337542612 in words is "twelve billion, three hundred thirty-seven million, five hundred forty-two thousand, six hundred twelve".