12251524232 has 16 divisors (see below), whose sum is σ = 24322879260. Its totient is φ = 5765423104.

The previous prime is 12251524193. The next prime is 12251524253. The reversal of 12251524232 is 23242515221.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 11335009156 + 916515076 = 106466^2 + 30274^2 .

It is a junction number, because it is equal to n+sod(n) for n = 12251524195 and 12251524204.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 45042233 + ... + 45042504.

Almost surely, 2^12251524232 is an apocalyptic number.

It is an amenable number.

12251524232 is a deficient number, since it is larger than the sum of its proper divisors (12071355028).

12251524232 is a wasteful number, since it uses less digits than its factorization.

12251524232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90084760 (or 90084756 counting only the distinct ones).

The product of its digits is 9600, while the sum is 29.

The spelling of 12251524232 in words is "twelve billion, two hundred fifty-one million, five hundred twenty-four thousand, two hundred thirty-two".