30879927104 has 28 divisors (see below), whose sum is σ = 65990999844. Its totient is φ = 14252273664.

The previous prime is 30879927079. The next prime is 30879927119. The reversal of 30879927104 is 40172997803.

It can be written as a sum of positive squares in 2 ways, for example, as 4376087104 + 26503840000 = 66152^2 + 162800^2 .

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, 18556817 + ... + 18558480.

It is an arithmetic number, because the mean of its divisors is an integer number (2356821423).

Almost surely, 2^30879927104 is an apocalyptic number.

It is an amenable number.

30879927104 is an abundant number, since it is smaller than the sum of its proper divisors (35111072740).

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

30879927104 is a wasteful number, since it uses less digits than its factorization.

30879927104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37115322 (or 37115312 counting only the distinct ones).

The product of its (nonzero) digits is 762048, while the sum is 50.

The spelling of 30879927104 in words is "thirty billion, eight hundred seventy-nine million, nine hundred twenty-seven thousand, one hundred four".