425961588531 has 16 divisors (see below), whose sum is σ = 588383573760. Its totient is φ = 273785342880.

The previous prime is 425961588499. The next prime is 425961588631. The reversal of 425961588531 is 135885169524.

It is not a de Polignac number, because 425961588531 - 2⁵ = 425961588499 is a prime.

It is a super-2 number, since 2×425961588531² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (425961588631) 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, 3482655 + ... + 3602888.

It is an arithmetic number, because the mean of its divisors is an integer number (36773973360).

Almost surely, 2^425961588531 is an apocalyptic number.

425961588531 is a deficient number, since it is larger than the sum of its proper divisors (162421985229).

425961588531 is a wasteful number, since it uses less digits than its factorization.

425961588531 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7086266.

The product of its digits is 10368000, while the sum is 57.

The spelling of 425961588531 in words is "four hundred twenty-five billion, nine hundred sixty-one million, five hundred eighty-eight thousand, five hundred thirty-one".