30694684028 has 6 divisors (see below), whose sum is σ = 53715697056. Its totient is φ = 15347342012.

The previous prime is 30694683983. The next prime is 30694684037. The reversal of 30694684028 is 82048649603.

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 as a sum of consecutive naturals, namely, 3836835500 + ... + 3836835507.

It is an arithmetic number, because the mean of its divisors is an integer number (8952616176).

Almost surely, 2^30694684028 is an apocalyptic number.

It is an amenable number.

30694684028 is a deficient number, since it is larger than the sum of its proper divisors (23021013028).

30694684028 is a wasteful number, since it uses less digits than its factorization.

30694684028 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7673671011 (or 7673671009 counting only the distinct ones).

The product of its (nonzero) digits is 1990656, while the sum is 50.

The spelling of 30694684028 in words is "thirty billion, six hundred ninety-four million, six hundred eighty-four thousand, twenty-eight".