53913124864 has 51 divisors (see below), whose sum is σ = 107944439547. Its totient is φ = 26926841856.

The previous prime is 53913124823. The next prime is 53913124921. The reversal of 53913124864 is 46842131935.

It is a happy number.

The square root of 53913124864 is 232192.

It is a perfect power (a square), and thus also a powerful number.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 59440699 + ... + 59441605.

Almost surely, 2^53913124864 is an apocalyptic number.

53913124864 is the 232192-nd square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 53913124864

53913124864 is an abundant number, since it is smaller than the sum of its proper divisors (54031314683).

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

53913124864 is an frugal number, since it uses more digits than its factorization.

53913124864 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1846 (or 909 counting only the distinct ones).

The product of its digits is 622080, while the sum is 46.

The spelling of 53913124864 in words is "fifty-three billion, nine hundred thirteen million, one hundred twenty-four thousand, eight hundred sixty-four".