30520364601252 has 24 divisors (see below), whose sum is σ = 71218522361056. Its totient is φ = 10172835111168.

The previous prime is 30520364601239. The next prime is 30520364601271. The reversal of 30520364601252 is 25210646302503.

It is a self number, because there is not a number n which added to its sum of digits gives 30520364601252.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 77264278 + ... + 77658285.

Almost surely, 2^{30520364601252} is an apocalyptic number.

It is an amenable number.

30520364601252 is an abundant number, since it is smaller than the sum of its proper divisors (40698157759804).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

30520364601252 is a wasteful number, since it uses less digits than its factorization.

30520364601252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 154938987 (or 154938985 counting only the distinct ones).

The product of its (nonzero) digits is 259200, while the sum is 39.

The spelling of 30520364601252 in words is "thirty trillion, five hundred twenty billion, three hundred sixty-four million, six hundred one thousand, two hundred fifty-two".