252626263905 has 16 divisors (see below), whose sum is σ = 427978612224. Its totient is φ = 126808477440.

The previous prime is 252626263867. The next prime is 252626263963. The reversal of 252626263905 is 509362626252.

It is not a de Polignac number, because 252626263905 - 2¹⁷ = 252626132833 is a prime.

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, 495345361 + ... + 495345870.

It is an arithmetic number, because the mean of its divisors is an integer number (26748663264).

Almost surely, 2^252626263905 is an apocalyptic number.

It is an amenable number.

252626263905 is a deficient number, since it is larger than the sum of its proper divisors (175352348319).

252626263905 is a wasteful number, since it uses less digits than its factorization.

252626263905 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 990691256.

The product of its (nonzero) digits is 2332800, while the sum is 48.

The spelling of 252626263905 in words is "two hundred fifty-two billion, six hundred twenty-six million, two hundred sixty-three thousand, nine hundred five".