252555055 has 16 divisors (see below), whose sum is σ = 314010720. Its totient is φ = 194769792.

The previous prime is 252555041. The next prime is 252555089. The reversal of 252555055 is 550555252.

It is a cyclic number.

It is not a de Polignac number, because 252555055 - 2⁹ = 252554543 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 252555055.

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, 143692 + ... + 145438.

It is an arithmetic number, because the mean of its divisors is an integer number (19625670).

Almost surely, 2^252555055 is an apocalyptic number.

252555055 is a deficient number, since it is larger than the sum of its proper divisors (61455665).

252555055 is a wasteful number, since it uses less digits than its factorization.

252555055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2778.

The product of its (nonzero) digits is 62500, while the sum is 34.

The square root of 252555055 is about 15891.9808394045. The cubic root of 252555055 is about 632.0993666533.

The spelling of 252555055 in words is "two hundred fifty-two million, five hundred fifty-five thousand, fifty-five".