255499163000 has 64 divisors (see below), whose sum is σ = 611772052320. Its totient is φ = 99822912000.

The previous prime is 255499162999. The next prime is 255499163021. The reversal of 255499163000 is 361994552.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2927921 + ... + 3013920.

Almost surely, 2^255499163000 is an apocalyptic number.

255499163000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

255499163000 is an abundant number, since it is smaller than the sum of its proper divisors (356272889320).

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

255499163000 is a wasteful number, since it uses less digits than its factorization.

255499163000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5941905 (or 5941891 counting only the distinct ones).

The product of its (nonzero) digits is 291600, while the sum is 44.

The spelling of 255499163000 in words is "two hundred fifty-five billion, four hundred ninety-nine million, one hundred sixty-three thousand".