255501551150 has 48 divisors (see below), whose sum is σ = 492986571840. Its totient is φ = 98445734400.

The previous prime is 255501551147. The next prime is 255501551189. The reversal of 255501551150 is 51155105552.

It is a self number, because there is not a number n which added to its sum of digits gives 255501551150.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 626879 + ... + 950778.

It is an arithmetic number, because the mean of its divisors is an integer number (10270553580).

Almost surely, 2^255501551150 is an apocalyptic number.

255501551150 is a deficient number, since it is larger than the sum of its proper divisors (237485020690).

255501551150 is a wasteful number, since it uses less digits than its factorization.

255501551150 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1577789 (or 1577784 counting only the distinct ones).

The product of its (nonzero) digits is 31250, while the sum is 35.

The spelling of 255501551150 in words is "two hundred fifty-five billion, five hundred one million, five hundred fifty-one thousand, one hundred fifty".