253252601065 has 16 divisors (see below), whose sum is σ = 317434514688. Its totient is φ = 193598830656.

The previous prime is 253252601023. The next prime is 253252601087. The reversal of 253252601065 is 560106252352.

It is a cyclic number.

It is not a de Polignac number, because 253252601065 - 2⁹ = 253252600553 is a prime.

It is a Duffinian 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, 989757 + ... + 1219066.

It is an arithmetic number, because the mean of its divisors is an integer number (19839657168).

Almost surely, 2^253252601065 is an apocalyptic number.

It is an amenable number.

253252601065 is a deficient number, since it is larger than the sum of its proper divisors (64181913623).

253252601065 is a wasteful number, since it uses less digits than its factorization.

253252601065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2209848.

The product of its (nonzero) digits is 108000, while the sum is 37.

The spelling of 253252601065 in words is "two hundred fifty-three billion, two hundred fifty-two million, six hundred one thousand, sixty-five".