653271295504 has 15 divisors (see below), whose sum is σ = 1265719399023. Its totient is φ = 326634031248.

The previous prime is 653271295451. The next prime is 653271295541. The reversal of 653271295504 is 405592172356.

The square root of 653271295504 is 808252.

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

It is a super-2 number, since 2×653271295504² (a number of 24 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, 3131977 + ... + 3334039.

Almost surely, 2^653271295504 is an apocalyptic number.

653271295504 is the 808252-nd square number.

It is an amenable number.

653271295504 is a deficient number, since it is larger than the sum of its proper divisors (612448103519).

653271295504 is an frugal number, since it uses more digits than its factorization.

653271295504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 404134 (or 202065 counting only the distinct ones).

The product of its (nonzero) digits is 2268000, while the sum is 49.

Multiplying 653271295504 by its sum of digits (49), we get a square (32010293479696 = 5657764²).

The spelling of 653271295504 in words is "six hundred fifty-three billion, two hundred seventy-one million, two hundred ninety-five thousand, five hundred four".