30656764416 has 80 divisors (see below), whose sum is σ = 82890792864. Its totient is φ = 10066366464.

The previous prime is 30656764379. The next prime is 30656764417. The reversal of 30656764416 is 61446765603.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is not an unprimeable number, because it can be changed into a prime (30656764417) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 46035 + ... + 251858.

Almost surely, 2^30656764416 is an apocalyptic number.

It is an amenable number.

30656764416 is an abundant number, since it is smaller than the sum of its proper divisors (52234028448).

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

30656764416 is an equidigital number, since it uses as much as digits as its factorization.

30656764416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 297981 (or 297965 counting only the distinct ones).

The product of its (nonzero) digits is 2177280, while the sum is 48.

The spelling of 30656764416 in words is "thirty billion, six hundred fifty-six million, seven hundred sixty-four thousand, four hundred sixteen".