250555553055 has 24 divisors (see below), whose sum is σ = 438512768928. Its totient is φ = 132332250816.

The previous prime is 250555553033. The next prime is 250555553113. The reversal of 250555553055 is 550355555052.

It is not a de Polignac number, because 250555553055 - 2⁵ = 250555553023 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 250555553055.

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, 27024012 + ... + 27033281.

It is an arithmetic number, because the mean of its divisors is an integer number (18271365372).

Almost surely, 2^250555553055 is an apocalyptic number.

250555553055 is a deficient number, since it is larger than the sum of its proper divisors (187957215873).

250555553055 is a wasteful number, since it uses less digits than its factorization.

250555553055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54057407 (or 54057404 counting only the distinct ones).

The product of its (nonzero) digits is 2343750, while the sum is 45.

The spelling of 250555553055 in words is "two hundred fifty billion, five hundred fifty-five million, five hundred fifty-three thousand, fifty-five".