412207657156 has 9 divisors (see below), whose sum is σ = 721365647149. Its totient is φ = 206103186544.

The previous prime is 412207657129. The next prime is 412207657157. The reversal of 412207657156 is 651756702214.

The square root of 412207657156 is 642034.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 353442140100 + 58765517056 = 594510^2 + 242416^2 .

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (412207657157) by changing a digit.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 1123560 + ... + 1444576.

Almost surely, 2^412207657156 is an apocalyptic number.

412207657156 is the 642034-th square number.

It is an amenable number.

412207657156 is a deficient number, since it is larger than the sum of its proper divisors (309157989993).

412207657156 is an frugal number, since it uses more digits than its factorization.

412207657156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 642038 (or 321019 counting only the distinct ones).

The product of its (nonzero) digits is 705600, while the sum is 46.

The spelling of 412207657156 in words is "four hundred twelve billion, two hundred seven million, six hundred fifty-seven thousand, one hundred fifty-six".