253003565265 has 32 divisors (see below), whose sum is σ = 452377118592. Its totient is φ = 119676480000.

The previous prime is 253003565251. The next prime is 253003565333. The reversal of 253003565265 is 562565300352.

It is not a de Polignac number, because 253003565265 - 2¹³ = 253003557073 is a prime.

It is a super-2 number, since 2×253003565265² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 18692686 + ... + 18706215.

It is an arithmetic number, because the mean of its divisors is an integer number (14136784956).

Almost surely, 2^253003565265 is an apocalyptic number.

It is an amenable number.

253003565265 is a deficient number, since it is larger than the sum of its proper divisors (199373553327).

253003565265 is a wasteful number, since it uses less digits than its factorization.

253003565265 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37398961.

The product of its (nonzero) digits is 810000, while the sum is 42.

The spelling of 253003565265 in words is "two hundred fifty-three billion, three million, five hundred sixty-five thousand, two hundred sixty-five".