12162583856 has 40 divisors (see below), whose sum is σ = 23804882640. Its totient is φ = 6019483904.

The previous prime is 12162583831. The next prime is 12162583861. The reversal of 12162583856 is 65838526121.

It is a self number, because there is not a number n which added to its sum of digits gives 12162583856.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2923730 + ... + 2927886.

It is an arithmetic number, because the mean of its divisors is an integer number (595122066).

Almost surely, 2^12162583856 is an apocalyptic number.

12162583856 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

12162583856 is a deficient number, since it is larger than the sum of its proper divisors (11642298784).

12162583856 is a wasteful number, since it uses less digits than its factorization.

12162583856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5981 (or 5975 counting only the distinct ones).

The product of its digits is 691200, while the sum is 47.

The spelling of 12162583856 in words is "twelve billion, one hundred sixty-two million, five hundred eighty-three thousand, eight hundred fifty-six".