5553366858 has 64 divisors (see below), whose sum is σ = 13515465600. Its totient is φ = 1679754240.

The previous prime is 5553366853. The next prime is 5553366869. The reversal of 5553366858 is 8586633555.

5553366858 is a `hidden beast` number, since 5 + 553 + 3 + 6 + 6 + 85 + 8 = 666.

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 (5553366851) 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, 25623 + ... + 108458.

It is an arithmetic number, because the mean of its divisors is an integer number (211179150).

Almost surely, 2^5553366858 is an apocalyptic number.

5553366858 is an abundant number, since it is smaller than the sum of its proper divisors (7962098742).

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

5553366858 is a wasteful number, since it uses less digits than its factorization.

5553366858 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 134164 (or 134158 counting only the distinct ones).

The product of its digits is 12960000, while the sum is 54.

The square root of 5553366858 is about 74520.9155740856. The cubic root of 5553366858 is about 1770.8650009331.

The spelling of 5553366858 in words is "five billion, five hundred fifty-three million, three hundred sixty-six thousand, eight hundred fifty-eight".