553899168 has 192 divisors, whose sum is σ = 1752347520. Its totient is φ = 169537536.

The previous prime is 553899167. The next prime is 553899193. The reversal of 553899168 is 861998355.

It is a happy number.

553899168 is a `hidden beast` number, since 5 + 538 + 99 + 16 + 8 = 666.

It is a super-2 number, since 2×553899168² = 613608576622184448, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is not an unprimeable number, because it can be changed into a prime (553899161) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 631146 + ... + 632022.

It is an arithmetic number, because the mean of its divisors is an integer number (9126810).

Almost surely, 2^553899168 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 553899168, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (876173760).

553899168 is an abundant number, since it is smaller than the sum of its proper divisors (1198448352).

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

553899168 is a wasteful number, since it uses less digits than its factorization.

553899168 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 956 (or 942 counting only the distinct ones).

The product of its digits is 2332800, while the sum is 54.

The square root of 553899168 is about 23535.0625238175. The cubic root of 553899168 is about 821.2528775363.

The spelling of 553899168 in words is "five hundred fifty-three million, eight hundred ninety-nine thousand, one hundred sixty-eight".