30671634172 has 24 divisors (see below), whose sum is σ = 54099516240. Its totient is φ = 15214692480.

The previous prime is 30671634113. The next prime is 30671634193. The reversal of 30671634172 is 27143617603.

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, 3280288 + ... + 3289624.

It is an arithmetic number, because the mean of its divisors is an integer number (2254146510).

Almost surely, 2^30671634172 is an apocalyptic number.

It is an amenable number.

30671634172 is a deficient number, since it is larger than the sum of its proper divisors (23427882068).

30671634172 is a wasteful number, since it uses less digits than its factorization.

30671634172 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15741 (or 15739 counting only the distinct ones).

The product of its (nonzero) digits is 127008, while the sum is 40.

The spelling of 30671634172 in words is "thirty billion, six hundred seventy-one million, six hundred thirty-four thousand, one hundred seventy-two".