425117161023 has 16 divisors (see below), whose sum is σ = 568889669760. Its totient is φ = 282378272544.

The previous prime is 425117161009. The next prime is 425117161039. The reversal of 425117161023 is 320161711524.

It is not a de Polignac number, because 425117161023 - 2⁶ = 425117160959 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (425117161223) 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, 9395388 + ... + 9440526.

It is an arithmetic number, because the mean of its divisors is an integer number (35555604360).

Almost surely, 2^425117161023 is an apocalyptic number.

425117161023 is a deficient number, since it is larger than the sum of its proper divisors (143772508737).

425117161023 is a wasteful number, since it uses less digits than its factorization.

425117161023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56518.

The product of its (nonzero) digits is 10080, while the sum is 33.

Adding to 425117161023 its reverse (320161711524), we get a palindrome (745278872547).

The spelling of 425117161023 in words is "four hundred twenty-five billion, one hundred seventeen million, one hundred sixty-one thousand, twenty-three".