30653427664 has 20 divisors (see below), whose sum is σ = 60204593956. Its totient is φ = 15116758272.

The previous prime is 30653427647. The next prime is 30653427667. The reversal of 30653427664 is 46672435603.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 11689934400 + 18963493264 = 108120^2 + 137708^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30653427667) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13121019 + ... + 13123354.

Almost surely, 2^30653427664 is an apocalyptic number.

It is an amenable number.

30653427664 is a deficient number, since it is larger than the sum of its proper divisors (29551166292).

30653427664 is a wasteful number, since it uses less digits than its factorization.

30653427664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26244454 (or 26244448 counting only the distinct ones).

The product of its (nonzero) digits is 2177280, while the sum is 46.

The spelling of 30653427664 in words is "thirty billion, six hundred fifty-three million, four hundred twenty-seven thousand, six hundred sixty-four".