12996154780324 has 81 divisors (see below), whose sum is σ = 23410364002977. Its totient is φ = 6312876800448.

The previous prime is 12996154780319. The next prime is 12996154780333. The reversal of 12996154780324 is 42308745169921.

The square root of 12996154780324 is 3605018.

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

12996154780324 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 7634003220900 + 5362151559424 = 2762970^2 + 2315632^2 .

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 58278720877 + ... + 58278721099.

It is a 1-persistent number, because it is pandigital, but 2⋅12996154780324 = 25992309560648 is not.

Almost surely, 2^{12996154780324} is an apocalyptic number.

12996154780324 is the 3605018-th square number.

It is an amenable number.

12996154780324 is a deficient number, since it is larger than the sum of its proper divisors (10414209222653).

12996154780324 is an frugal number, since it uses more digits than its factorization.

12996154780324 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 842 (or 421 counting only the distinct ones).

The product of its (nonzero) digits is 26127360, while the sum is 61.

The spelling of 12996154780324 in words is "twelve trillion, nine hundred ninety-six billion, one hundred fifty-four million, seven hundred eighty thousand, three hundred twenty-four".