11852609625 has 24 divisors (see below), whose sum is σ = 21366306312. Its totient is φ = 6321391200.

The previous prime is 11852609623. The next prime is 11852609669. The reversal of 11852609625 is 52690625811.

11852609625 is a `hidden beast` number, since 1 + 18 + 5 + 2 + 6 + 0 + 9 + 625 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 435473424 + 11417136201 = 20868^2 + 106851^2 .

It is not a de Polignac number, because 11852609625 - 2¹ = 11852609623 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is not an unprimeable number, because it can be changed into a prime (11852609623) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5266702 + ... + 5268951.

It is an arithmetic number, because the mean of its divisors is an integer number (890262763).

Almost surely, 2^11852609625 is an apocalyptic number.

11852609625 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

11852609625 is a deficient number, since it is larger than the sum of its proper divisors (9513696687).

11852609625 is a wasteful number, since it uses less digits than its factorization.

11852609625 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10535674 (or 10535661 counting only the distinct ones).

The product of its (nonzero) digits is 259200, while the sum is 45.

The spelling of 11852609625 in words is "eleven billion, eight hundred fifty-two million, six hundred nine thousand, six hundred twenty-five".