30556620056436 has 24 divisors (see below), whose sum is σ = 71298932222784. Its totient is φ = 10185518291520.

The previous prime is 30556620056429. The next prime is 30556620056441. The reversal of 30556620056436 is 63465002665503.

It is a congruent number.

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, 3762001 + ... + 8675591.

It is an arithmetic number, because the mean of its divisors is an integer number (2970788842616).

Almost surely, 2^{30556620056436} is an apocalyptic number.

It is an amenable number.

30556620056436 is an abundant number, since it is smaller than the sum of its proper divisors (40742312166348).

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

30556620056436 is a wasteful number, since it uses less digits than its factorization.

30556620056436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5431831 (or 5431829 counting only the distinct ones).

The product of its (nonzero) digits is 11664000, while the sum is 51.

The spelling of 30556620056436 in words is "thirty trillion, five hundred fifty-six billion, six hundred twenty million, fifty-six thousand, four hundred thirty-six".