252525554999 has 4 divisors (see below), whose sum is σ = 254842303320. Its totient is φ = 250208806680.

The previous prime is 252525554993. The next prime is 252525555013. The reversal of 252525554999 is 999455525252.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 252525554999 - 2²⁴ = 252508777783 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (252525554993) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1158373997 + ... + 1158374214.

It is an arithmetic number, because the mean of its divisors is an integer number (63710575830).

Almost surely, 2^252525554999 is an apocalyptic number.

252525554999 is a deficient number, since it is larger than the sum of its proper divisors (2316748321).

252525554999 is a wasteful number, since it uses less digits than its factorization.

252525554999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2316748320.

The product of its digits is 72900000, while the sum is 62.

The spelling of 252525554999 in words is "two hundred fifty-two billion, five hundred twenty-five million, five hundred fifty-four thousand, nine hundred ninety-nine".