549899368704 has 243 divisors, whose sum is σ = 1845187906107. Its totient is φ = 157042916352.

The previous prime is 549899368699. The next prime is 549899368721. The reversal of 549899368704 is 407863998945.

The square root of 549899368704 is 741552.

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

549899368704 is a `hidden beast` number, since 5 + 498 + 9 + 9 + 3 + 68 + 70 + 4 = 666.

It is a Harshad number since it is a multiple of its sum of digits (72).

It is an unprimeable number.

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 26 ways as a sum of consecutive naturals, for example, 249160369 + ... + 249162575.

Almost surely, 2^549899368704 is an apocalyptic number.

549899368704 is the 741552-nd square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 549899368704

549899368704 is an abundant number, since it is smaller than the sum of its proper divisors (1295288537403).

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

549899368704 is an frugal number, since it uses more digits than its factorization.

549899368704 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4450 (or 2219 counting only the distinct ones).

The product of its (nonzero) digits is 470292480, while the sum is 72.

The spelling of 549899368704 in words is "five hundred forty-nine billion, eight hundred ninety-nine million, three hundred sixty-eight thousand, seven hundred four".