53591857857316 has 9 divisors (see below), whose sum is σ = 93785776872571. Its totient is φ = 26795921608012.

The previous prime is 53591857857289. The next prime is 53591857857323. The reversal of 53591857857316 is 61375875819535.

The square root of 53591857857316 is 7320646.

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

It is a super-2 number, since 2×53591857857316² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 12811131 + ... + 16471453.

Almost surely, 2^{53591857857316} is an apocalyptic number.

53591857857316 is the 7320646-th square number.

It is an amenable number.

53591857857316 is a deficient number, since it is larger than the sum of its proper divisors (40193919015255).

53591857857316 is an frugal number, since it uses more digits than its factorization.

53591857857316 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7320650 (or 3660325 counting only the distinct ones).

The product of its digits is 952560000, while the sum is 73.

The spelling of 53591857857316 in words is "fifty-three trillion, five hundred ninety-one billion, eight hundred fifty-seven million, eight hundred fifty-seven thousand, three hundred sixteen".