425617522689 has 16 divisors (see below), whose sum is σ = 580731256512. Its totient is φ = 277125397248.

The previous prime is 425617522643. The next prime is 425617522691. The reversal of 425617522689 is 986225716524.

It is not a de Polignac number, because 425617522689 - 2²³ = 425609134081 is a prime.

It is not an unprimeable number, because it can be changed into a prime (425617522609) 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, 1695997 + ... + 1930709.

It is an arithmetic number, because the mean of its divisors is an integer number (36295703532).

Almost surely, 2^425617522689 is an apocalyptic number.

It is an amenable number.

425617522689 is a deficient number, since it is larger than the sum of its proper divisors (155113733823).

425617522689 is a wasteful number, since it uses less digits than its factorization.

425617522689 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 248816.

The product of its digits is 14515200, while the sum is 57.

The spelling of 425617522689 in words is "four hundred twenty-five billion, six hundred seventeen million, five hundred twenty-two thousand, six hundred eighty-nine".