253122888531 has 16 divisors (see below), whose sum is σ = 344814004224. Its totient is φ = 165093016704.

The previous prime is 253122888527. The next prime is 253122888559. The reversal of 253122888531 is 135888221352.

It is not a de Polignac number, because 253122888531 - 2² = 253122888527 is a prime.

It is a super-2 number, since 2×253122888531² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (253122888581) 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, 5595 + ... + 711531.

It is an arithmetic number, because the mean of its divisors is an integer number (21550875264).

Almost surely, 2^253122888531 is an apocalyptic number.

253122888531 is a deficient number, since it is larger than the sum of its proper divisors (91691115693).

253122888531 is a wasteful number, since it uses less digits than its factorization.

253122888531 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 708530.

The product of its digits is 921600, while the sum is 48.

The spelling of 253122888531 in words is "two hundred fifty-three billion, one hundred twenty-two million, eight hundred eighty-eight thousand, five hundred thirty-one".