12151688562 has 48 divisors (see below), whose sum is σ = 28777170240. Its totient is φ = 3683170656.

The previous prime is 12151688533. The next prime is 12151688573. The reversal of 12151688562 is 26588615121.

12151688562 is a `hidden beast` number, since 1 + 2 + 1 + 5 + 1 + 6 + 88 + 562 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 371862 + ... + 403217.

It is an arithmetic number, because the mean of its divisors is an integer number (599524380).

Almost surely, 2^12151688562 is an apocalyptic number.

12151688562 is an abundant number, since it is smaller than the sum of its proper divisors (16625481678).

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

12151688562 is a wasteful number, since it uses less digits than its factorization.

12151688562 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 775167 (or 775164 counting only the distinct ones).

The product of its digits is 230400, while the sum is 45.

The spelling of 12151688562 in words is "twelve billion, one hundred fifty-one million, six hundred eighty-eight thousand, five hundred sixty-two".