30355020688700 has 36 divisors (see below), whose sum is σ = 66160572895032. Its totient is φ = 12088519243200.

The previous prime is 30355020688673. The next prime is 30355020688723. The reversal of 30355020688700 is 788602055303.

It is a super-2 number, since 2×30355020688700² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 668590091 + ... + 668635490.

Almost surely, 2^{30355020688700} is an apocalyptic number.

It is an amenable number.

30355020688700 is an abundant number, since it is smaller than the sum of its proper divisors (35805552206332).

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

30355020688700 is a wasteful number, since it uses less digits than its factorization.

30355020688700 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1337225822 (or 1337225815 counting only the distinct ones).

The product of its (nonzero) digits is 1209600, while the sum is 47.

The spelling of 30355020688700 in words is "thirty trillion, three hundred fifty-five billion, twenty million, six hundred eighty-eight thousand, seven hundred".