156080396049796 has 27 divisors (see below), whose sum is σ = 273359806011397. Its totient is φ = 77977644502400.

The previous prime is 156080396049691. The next prime is 156080396049797. The reversal of 156080396049796 is 697940693080651.

The square root of 156080396049796 is 12493214.

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., 101723159924100 + 54357236125696 = 10085790^2 + 7372736^2 .

It is a super-2 number, since 2×156080396049796² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (156080396049797) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 58743090900 + ... + 58743093556.

Almost surely, 2^{156080396049796} is an apocalyptic number.

156080396049796 is the 12493214-th square number.

It is an amenable number.

156080396049796 is a deficient number, since it is larger than the sum of its proper divisors (117279409961601).

156080396049796 is an frugal number, since it uses more digits than its factorization.

156080396049796 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10020 (or 5010 counting only the distinct ones).

The product of its (nonzero) digits is 529079040, while the sum is 73.

The spelling of 156080396049796 in words is "one hundred fifty-six trillion, eighty billion, three hundred ninety-six million, forty-nine thousand, seven hundred ninety-six".