12536225160400 has 30 divisors (see below), whose sum is σ = 30118280948822. Its totient is φ = 5014490064000.

The previous prime is 12536225160397. The next prime is 12536225160491. The reversal of 12536225160400 is 406152263521.

It can be written as a sum of positive squares in 3 ways, for example, as 1227424683664 + 11308800476736 = 1107892^2 + 3362856^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 12536225160400.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 15670281051 + ... + 15670281850.

Almost surely, 2^{12536225160400} is an apocalyptic number.

12536225160400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12536225160400 is an abundant number, since it is smaller than the sum of its proper divisors (17582055788422).

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

12536225160400 is a wasteful number, since it uses less digits than its factorization.

12536225160400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31340562919 (or 31340562908 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 37.

The spelling of 12536225160400 in words is "twelve trillion, five hundred thirty-six billion, two hundred twenty-five million, one hundred sixty thousand, four hundred".