255401599998 has 32 divisors (see below), whose sum is σ = 513396479232. Its totient is φ = 84702225600.

The previous prime is 255401599969. The next prime is 255401600057. The reversal of 255401599998 is 899995104552.

It is a Curzon number.

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, 1734063 + ... + 1875573.

It is an arithmetic number, because the mean of its divisors is an integer number (16043639976).

Almost surely, 2^255401599998 is an apocalyptic number.

255401599998 is an abundant number, since it is smaller than the sum of its proper divisors (257994879234).

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

255401599998 is a wasteful number, since it uses less digits than its factorization.

255401599998 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 143040.

The product of its (nonzero) digits is 52488000, while the sum is 66.

The spelling of 255401599998 in words is "two hundred fifty-five billion, four hundred one million, five hundred ninety-nine thousand, nine hundred ninety-eight".