256653050205162 has 64 divisors (see below), whose sum is σ = 559032279047424. Its totient is φ = 78080735462400.

The previous prime is 256653050205157. The next prime is 256653050205199. The reversal of 256653050205162 is 261502050356652.

It is a happy number.

It is a super-2 number, since 2×256653050205162² (a number of 30 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 16678783 + ... + 28133394.

It is an arithmetic number, because the mean of its divisors is an integer number (8734879360116).

Almost surely, 2^{256653050205162} is an apocalyptic number.

256653050205162 is an abundant number, since it is smaller than the sum of its proper divisors (302379228842262).

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

256653050205162 is a wasteful number, since it uses less digits than its factorization.

256653050205162 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44813023.

The product of its (nonzero) digits is 3240000, while the sum is 48.

The spelling of 256653050205162 in words is "two hundred fifty-six trillion, six hundred fifty-three billion, fifty million, two hundred five thousand, one hundred sixty-two".