255570417432 has 128 divisors (see below), whose sum is σ = 790933939200. Its totient is φ = 75797769600.

The previous prime is 255570417407. The next prime is 255570417437. The reversal of 255570417432 is 234714075552.

255570417432 is a `hidden beast` number, since 2 + 5 + 5 + 570 + 4 + 1 + 74 + 3 + 2 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (255570417437) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1032619 + ... + 1255962.

It is an arithmetic number, because the mean of its divisors is an integer number (6179171400).

Almost surely, 2^255570417432 is an apocalyptic number.

255570417432 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

255570417432 is an abundant number, since it is smaller than the sum of its proper divisors (535363521768).

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

255570417432 is a wasteful number, since it uses less digits than its factorization.

255570417432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2288654 (or 2288644 counting only the distinct ones).

The product of its (nonzero) digits is 1176000, while the sum is 45.

The spelling of 255570417432 in words is "two hundred fifty-five billion, five hundred seventy million, four hundred seventeen thousand, four hundred thirty-two".