252525277775 has 24 divisors (see below), whose sum is σ = 319187432304. Its totient is φ = 198150464000.

The previous prime is 252525277747. The next prime is 252525277801. The reversal of 252525277775 is 577772525252.

It is not a de Polignac number, because 252525277775 - 2²² = 252521083471 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 252525277775.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 197162 + ... + 737511.

It is an arithmetic number, because the mean of its divisors is an integer number (13299476346).

Almost surely, 2^252525277775 is an apocalyptic number.

252525277775 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

252525277775 is a deficient number, since it is larger than the sum of its proper divisors (66662154529).

252525277775 is a wasteful number, since it uses less digits than its factorization.

252525277775 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 934891 (or 934886 counting only the distinct ones).

The product of its digits is 24010000, while the sum is 56.

The spelling of 252525277775 in words is "two hundred fifty-two billion, five hundred twenty-five million, two hundred seventy-seven thousand, seven hundred seventy-five".