552491916804 has 135 divisors (see below), whose sum is σ = 1451487852087. Its totient is φ = 177196296816.

The previous prime is 552491916791. The next prime is 552491916811. The reversal of 552491916804 is 408619194255.

The square root of 552491916804 is 743298.

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

552491916804 is a `hidden beast` number, since 5 + 5 + 2 + 491 + 91 + 68 + 0 + 4 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 44 ways as a sum of consecutive naturals, for example, 8246147979 + ... + 8246148045.

Almost surely, 2^552491916804 is an apocalyptic number.

552491916804 is the 743298-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 552491916804

552491916804 is an abundant number, since it is smaller than the sum of its proper divisors (898995935283).

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

552491916804 is an frugal number, since it uses more digits than its factorization.

552491916804 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 316 (or 115 counting only the distinct ones).

The product of its (nonzero) digits is 3110400, while the sum is 54.

The spelling of 552491916804 in words is "five hundred fifty-two billion, four hundred ninety-one million, nine hundred sixteen thousand, eight hundred four".