53653513664 has 14 divisors (see below), whose sum is σ = 106468691304. Its totient is φ = 26826756800.

The previous prime is 53653513601. The next prime is 53653513673. The reversal of 53653513664 is 46631535635.

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, 419168012 + ... + 419168139.

Almost surely, 2^53653513664 is an apocalyptic number.

It is an amenable number.

53653513664 is a deficient number, since it is larger than the sum of its proper divisors (52815177640).

53653513664 is an equidigital number, since it uses as much as digits as its factorization.

53653513664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 838336163 (or 838336153 counting only the distinct ones).

The product of its digits is 2916000, while the sum is 47.

The spelling of 53653513664 in words is "fifty-three billion, six hundred fifty-three million, five hundred thirteen thousand, six hundred sixty-four".