553323555 has 40 divisors (see below), whose sum is σ = 999121200. Its totient is φ = 292953024.

The previous prime is 553323541. The next prime is 553323559. The reversal of 553323555 is 555323355.

553323555 is a `hidden beast` number, since 55 + 33 + 23 + 555 = 666.

It is not a de Polignac number, because 553323555 - 2⁴ = 553323539 is a prime.

It is not an unprimeable number, because it can be changed into a prime (553323559) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 51381 + ... + 61209.

It is an arithmetic number, because the mean of its divisors is an integer number (24978030).

Almost surely, 2^553323555 is an apocalyptic number.

553323555 is a deficient number, since it is larger than the sum of its proper divisors (445797645).

553323555 is a wasteful number, since it uses less digits than its factorization.

553323555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9985 (or 9976 counting only the distinct ones).

The product of its digits is 168750, while the sum is 36.

The square root of 553323555 is about 23522.8305057023. The cubic root of 553323555 is about 820.9682964510.

It can be divided in two parts, 553323 and 555, that added together give a triangular number (553878 = T₁₀₅₂).

The spelling of 553323555 in words is "five hundred fifty-three million, three hundred twenty-three thousand, five hundred fifty-five".