53917693824 has 64 divisors (see below), whose sum is σ = 143243936640. Its totient is φ = 17969419776.

The previous prime is 53917693813. The next prime is 53917693849. The reversal of 53917693824 is 42839671935.

It is a tau number, because it is divible by the number of its divisors (64).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3464749 + ... + 3480275.

It is an arithmetic number, because the mean of its divisors is an integer number (2238186510).

Almost surely, 2^53917693824 is an apocalyptic number.

It is an amenable number.

53917693824 is an abundant number, since it is smaller than the sum of its proper divisors (89326242816).

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

53917693824 is a wasteful number, since it uses less digits than its factorization.

53917693824 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24587 (or 24575 counting only the distinct ones).

The product of its digits is 9797760, while the sum is 57.

The spelling of 53917693824 in words is "fifty-three billion, nine hundred seventeen million, six hundred ninety-three thousand, eight hundred twenty-four".