256322248102 has 16 divisors (see below), whose sum is σ = 395401881600. Its totient is φ = 124551576072.

The previous prime is 256322248079. The next prime is 256322248181. The reversal of 256322248102 is 201842223652.

It is a congruent number.

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, 7471558 + ... + 7505785.

It is an arithmetic number, because the mean of its divisors is an integer number (24712617600).

Almost surely, 2^256322248102 is an apocalyptic number.

256322248102 is a deficient number, since it is larger than the sum of its proper divisors (139079633498).

256322248102 is a wasteful number, since it uses less digits than its factorization.

256322248102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14977587.

The product of its (nonzero) digits is 92160, while the sum is 37.

The spelling of 256322248102 in words is "two hundred fifty-six billion, three hundred twenty-two million, two hundred forty-eight thousand, one hundred two".