253258905867 has 16 divisors (see below), whose sum is σ = 368448798720. Its totient is φ = 153460159200.

The previous prime is 253258905857. The next prime is 253258905929. The reversal of 253258905867 is 768509852352.

It is a happy number.

It is not a de Polignac number, because 253258905867 - 2¹⁴ = 253258889483 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 253258905867.

It is not an unprimeable number, because it can be changed into a prime (253258905817) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 580684 + ... + 918537.

It is an arithmetic number, because the mean of its divisors is an integer number (23028049920).

Almost surely, 2^253258905867 is an apocalyptic number.

253258905867 is a deficient number, since it is larger than the sum of its proper divisors (115189892853).

253258905867 is a wasteful number, since it uses less digits than its factorization.

253258905867 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1504354.

The product of its (nonzero) digits is 36288000, while the sum is 60.

The spelling of 253258905867 in words is "two hundred fifty-three billion, two hundred fifty-eight million, nine hundred five thousand, eight hundred sixty-seven".