12256336506 has 16 divisors (see below), whose sum is σ = 25175178144. Its totient is φ = 3975027984.

The previous prime is 12256336481. The next prime is 12256336513. The reversal of 12256336506 is 60563365221.

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, 27604140 + ... + 27604583.

It is an arithmetic number, because the mean of its divisors is an integer number (1573448634).

Almost surely, 2^12256336506 is an apocalyptic number.

12256336506 is an abundant number, since it is smaller than the sum of its proper divisors (12918841638).

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

12256336506 is a wasteful number, since it uses less digits than its factorization.

12256336506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55208765.

The product of its (nonzero) digits is 194400, while the sum is 39.

The spelling of 12256336506 in words is "twelve billion, two hundred fifty-six million, three hundred thirty-six thousand, five hundred six".