425516000256 has 66 divisors (see below), whose sum is σ = 1228668243062. Its totient is φ = 141838663680.

The previous prime is 425516000213. The next prime is 425516000257. The reversal of 425516000256 is 652000615524.

425516000256 is a `hidden beast` number, since 4 + 25 + 5 + 1 + 600 + 0 + 25 + 6 = 666.

It can be written as a sum of positive squares in only one way, i.e., 299007737856 + 126508262400 = 546816^2 + 355680^2 .

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 425516000256.

It is not an unprimeable number, because it can be changed into a prime (425516000257) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 23076505 + ... + 23094936.

Almost surely, 2^425516000256 is an apocalyptic number.

It is an amenable number.

425516000256 is an abundant number, since it is smaller than the sum of its proper divisors (803152242806).

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

425516000256 is a wasteful number, since it uses less digits than its factorization.

425516000256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46171467 (or 46171446 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 36.

The spelling of 425516000256 in words is "four hundred twenty-five billion, five hundred sixteen million, two hundred fifty-six", and thus it is an aban number.