53023510664 has 16 divisors (see below), whose sum is σ = 99446806620. Its totient is φ = 26504362240.

The previous prime is 53023510633. The next prime is 53023510679. The reversal of 53023510664 is 46601532035.

It can be written as a sum of positive squares in 2 ways, for example, as 51638926564 + 1384584100 = 227242^2 + 37210^2 .

It is a super-2 number, since 2×53023510664² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 893597 + ... + 951084.

Almost surely, 2^53023510664 is an apocalyptic number.

It is an amenable number.

53023510664 is a deficient number, since it is larger than the sum of its proper divisors (46423295956).

53023510664 is a wasteful number, since it uses less digits than its factorization.

53023510664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1848280 (or 1848276 counting only the distinct ones).

The product of its (nonzero) digits is 64800, while the sum is 35.

The spelling of 53023510664 in words is "fifty-three billion, twenty-three million, five hundred ten thousand, six hundred sixty-four".