425325566523 has 96 divisors (see below), whose sum is σ = 679083777792. Its totient is φ = 233421696000.

The previous prime is 425325566521. The next prime is 425325566539. The reversal of 425325566523 is 325665523524.

It is not a de Polignac number, because 425325566523 - 2¹ = 425325566521 is a prime.

It is a super-2 number, since 2×425325566523² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (425325566521) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 813241740 + ... + 813242262.

It is an arithmetic number, because the mean of its divisors is an integer number (7073789352).

Almost surely, 2^425325566523 is an apocalyptic number.

425325566523 is a deficient number, since it is larger than the sum of its proper divisors (253758211269).

425325566523 is a wasteful number, since it uses less digits than its factorization.

425325566523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 925 (or 788 counting only the distinct ones).

The product of its digits is 6480000, while the sum is 48.

The spelling of 425325566523 in words is "four hundred twenty-five billion, three hundred twenty-five million, five hundred sixty-six thousand, five hundred twenty-three".