30355020688704 has 28 divisors (see below), whose sum is σ = 80314325572704. Its totient is φ = 10118340229504.

The previous prime is 30355020688673. The next prime is 30355020688723. The reversal of 30355020688704 is 40788602055303.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 79049532852 + ... + 79049533235.

Almost surely, 2^{30355020688704} is an apocalyptic number.

It is an amenable number.

30355020688704 is an abundant number, since it is smaller than the sum of its proper divisors (49959304884000).

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

30355020688704 is a wasteful number, since it uses less digits than its factorization.

30355020688704 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 158099066102 (or 158099066092 counting only the distinct ones).

The product of its (nonzero) digits is 4838400, while the sum is 51.

The spelling of 30355020688704 in words is "thirty trillion, three hundred fifty-five billion, twenty million, six hundred eighty-eight thousand, seven hundred four".