30772914507556 has 27 divisors (see below), whose sum is σ = 58314035864721. Its totient is φ = 14202817050864.

The previous prime is 30772914507541. The next prime is 30772914507607. The reversal of 30772914507556 is 65570541927703.

The square root of 30772914507556 is 5547334.

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., 4552206288100 + 26220708219456 = 2133590^2 + 5120616^2 .

It is a junction number, because it is equal to n+sod(n) for n = 30772914507494 and 30772914507503.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 144124005 + ... + 144337363.

Almost surely, 2^{30772914507556} is an apocalyptic number.

30772914507556 is the 5547334-th square number.

It is an amenable number.

30772914507556 is a deficient number, since it is larger than the sum of its proper divisors (27541121357165).

30772914507556 is an frugal number, since it uses more digits than its factorization.

30772914507556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 426748 (or 213374 counting only the distinct ones).

The product of its (nonzero) digits is 55566000, while the sum is 61.

The spelling of 30772914507556 in words is "thirty trillion, seven hundred seventy-two billion, nine hundred fourteen million, five hundred seven thousand, five hundred fifty-six".