30646966648 has 16 divisors (see below), whose sum is σ = 60843242880. Its totient is φ = 14422101888.

The previous prime is 30646966639. The next prime is 30646966661. The reversal of 30646966648 is 84666964603.

It is a junction number, because it is equal to n+sod(n) for n = 30646966592 and 30646966601.

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, 112672536 + ... + 112672807.

It is an arithmetic number, because the mean of its divisors is an integer number (3802702680).

Almost surely, 2^30646966648 is an apocalyptic number.

It is an amenable number.

30646966648 is a deficient number, since it is larger than the sum of its proper divisors (30196276232).

30646966648 is a wasteful number, since it uses less digits than its factorization.

30646966648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 225345366 (or 225345362 counting only the distinct ones).

The product of its (nonzero) digits is 26873856, while the sum is 58.

The spelling of 30646966648 in words is "thirty billion, six hundred forty-six million, nine hundred sixty-six thousand, six hundred forty-eight".