11625622992 has 60 divisors (see below), whose sum is σ = 34449463620. Its totient is φ = 3647253504.

The previous prime is 11625622991. The next prime is 11625622997. The reversal of 11625622992 is 29922652611.

11625622992 is a `hidden beast` number, since 1 + 1 + 62 + 562 + 29 + 9 + 2 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 8835248016 + 2790374976 = 93996^2 + 52824^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11625622991) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2372067 + ... + 2376962.

It is an arithmetic number, because the mean of its divisors is an integer number (574157727).

Almost surely, 2^11625622992 is an apocalyptic number.

11625622992 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11625622992 is an abundant number, since it is smaller than the sum of its proper divisors (22823840628).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11625622992 is a wasteful number, since it uses less digits than its factorization.

11625622992 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4749060 (or 4749051 counting only the distinct ones).

The product of its digits is 233280, while the sum is 45.

The spelling of 11625622992 in words is "eleven billion, six hundred twenty-five million, six hundred twenty-two thousand, nine hundred ninety-two".