253051564 has 48 divisors (see below), whose sum is σ = 469324800. Its totient is φ = 119218176.

The previous prime is 253051553. The next prime is 253051577. The reversal of 253051564 is 465150352.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1311052 + ... + 1311244.

It is an arithmetic number, because the mean of its divisors is an integer number (9777600).

Almost surely, 2^253051564 is an apocalyptic number.

It is an amenable number.

253051564 is a deficient number, since it is larger than the sum of its proper divisors (216273236).

253051564 is a wasteful number, since it uses less digits than its factorization.

253051564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 442 (or 440 counting only the distinct ones).

The product of its (nonzero) digits is 18000, while the sum is 31.

The square root of 253051564 is about 15907.5945384587. The cubic root of 253051564 is about 632.5133194089.

The spelling of 253051564 in words is "two hundred fifty-three million, fifty-one thousand, five hundred sixty-four".