30125156356 has 9 divisors (see below), whose sum is σ = 52719631111. Its totient is φ = 15062404612.

The previous prime is 30125156339. The next prime is 30125156359. The reversal of 30125156356 is 65365152103.

The square root of 30125156356 is 173566.

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

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (30125156359) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 303741 + ... + 390523.

Almost surely, 2^30125156356 is an apocalyptic number.

30125156356 is the 173566-th square number.

It is an amenable number.

30125156356 is a deficient number, since it is larger than the sum of its proper divisors (22594474755).

30125156356 is an frugal number, since it uses more digits than its factorization.

30125156356 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 173570 (or 86785 counting only the distinct ones).

The product of its (nonzero) digits is 81000, while the sum is 37.

The spelling of 30125156356 in words is "thirty billion, one hundred twenty-five million, one hundred fifty-six thousand, three hundred fifty-six".