11425631625 has 48 divisors (see below), whose sum is σ = 20611253520. Its totient is φ = 6089337600.

The previous prime is 11425631611. The next prime is 11425631687. The reversal of 11425631625 is 52613652411.

11425631625 is a `hidden beast` number, since 1 + 1 + 4 + 25 + 6 + 3 + 1 + 625 = 666.

It can be written as a sum of positive squares in 8 ways, for example, as 5426974224 + 5998657401 = 73668^2 + 77451^2 .

It is not a de Polignac number, because 11425631625 - 2⁸ = 11425631369 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11425631625.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2149471 + ... + 2154779.

It is an arithmetic number, because the mean of its divisors is an integer number (429401115).

Almost surely, 2^11425631625 is an apocalyptic number.

11425631625 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

11425631625 is a deficient number, since it is larger than the sum of its proper divisors (9185621895).

11425631625 is a wasteful number, since it uses less digits than its factorization.

11425631625 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7243 (or 7230 counting only the distinct ones).

The product of its digits is 43200, while the sum is 36.

The spelling of 11425631625 in words is "eleven billion, four hundred twenty-five million, six hundred thirty-one thousand, six hundred twenty-five".