553516368520 has 16 divisors (see below), whose sum is σ = 1245411829260. Its totient is φ = 221406547392.

The previous prime is 553516368499. The next prime is 553516368527. The reversal of 553516368520 is 25863615355.

It can be written as a sum of positive squares in 2 ways, for example, as 545704283524 + 7812084996 = 738718^2 + 88386^2 .

It is not an unprimeable number, because it can be changed into a prime (553516368527) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 6918954567 + ... + 6918954646.

Almost surely, 2^553516368520 is an apocalyptic number.

It is an amenable number.

553516368520 is an abundant number, since it is smaller than the sum of its proper divisors (691895460740).

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

553516368520 is a wasteful number, since it uses less digits than its factorization.

553516368520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13837909224 (or 13837909220 counting only the distinct ones).

The product of its (nonzero) digits is 3240000, while the sum is 49.

The spelling of 553516368520 in words is "five hundred fifty-three billion, five hundred sixteen million, three hundred sixty-eight thousand, five hundred twenty".