12256515156602 has 8 divisors (see below), whose sum is σ = 18481028090112. Its totient is φ = 6096172459900.

The previous prime is 12256515156559. The next prime is 12256515156607. The reversal of 12256515156602 is 20665151565221.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (12256515156607) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16042558724 + ... + 16042559487.

It is an arithmetic number, because the mean of its divisors is an integer number (2310128511264).

Almost surely, 2^{12256515156602} is an apocalyptic number.

12256515156602 is a deficient number, since it is larger than the sum of its proper divisors (6224512933510).

12256515156602 is a wasteful number, since it uses less digits than its factorization.

12256515156602 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32085118404.

The product of its (nonzero) digits is 1080000, while the sum is 47.

The spelling of 12256515156602 in words is "twelve trillion, two hundred fifty-six billion, five hundred fifteen million, one hundred fifty-six thousand, six hundred two".