425979434241 has 63 divisors (see below), whose sum is σ = 668288737137. Its totient is φ = 271380601800.

The previous prime is 425979434233. The next prime is 425979434281. The reversal of 425979434241 is 142434979524.

The square root of 425979434241 is 652671.

It is a perfect power (a square), and thus also a powerful number.

425979434241 is a `hidden beast` number, since 4 + 2 + 597 + 9 + 4 + 3 + 4 + 2 + 41 = 666.

It is not a de Polignac number, because 425979434241 - 2³ = 425979434233 is a prime.

It is not an unprimeable number, because it can be changed into a prime (425979434281) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 62 ways as a sum of consecutive naturals, for example, 405308166 + ... + 405309216.

Almost surely, 2^425979434241 is an apocalyptic number.

425979434241 is the 652671-st square number.

425979434241 is the 326336-th centered octagonal number.

It is an amenable number.

425979434241 is a deficient number, since it is larger than the sum of its proper divisors (242309302896).

425979434241 is an frugal number, since it uses more digits than its factorization.

425979434241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2166 (or 1077 counting only the distinct ones).

The product of its digits is 8709120, while the sum is 54.

The spelling of 425979434241 in words is "four hundred twenty-five billion, nine hundred seventy-nine million, four hundred thirty-four thousand, two hundred forty-one".