425254059081 has 6 divisors (see below), whose sum is σ = 614255863130. Its totient is φ = 283502706048.

The previous prime is 425254059071. The next prime is 425254059089. The reversal of 425254059081 is 180950452524.

425254059081 is a `hidden beast` number, since 4 + 2 + 5 + 2 + 54 + 0 + 590 + 8 + 1 = 666.

It can be written as a sum of positive squares in only one way, i.e., 304091588025 + 121162471056 = 551445^2 + 348084^2 .

It is not a de Polignac number, because 425254059081 - 2⁵ = 425254059049 is a prime.

It is a super-2 number, since 2×425254059081² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (425254059089) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 23625225496 + ... + 23625225513.

Almost surely, 2^425254059081 is an apocalyptic number.

It is an amenable number.

425254059081 is a deficient number, since it is larger than the sum of its proper divisors (189001804049).

425254059081 is a wasteful number, since it uses less digits than its factorization.

425254059081 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47250451015 (or 47250451012 counting only the distinct ones).

The product of its (nonzero) digits is 576000, while the sum is 45.

The spelling of 425254059081 in words is "four hundred twenty-five billion, two hundred fifty-four million, fifty-nine thousand, eighty-one".