555528606825555 has 72 divisors (see below), whose sum is σ = 1074209274365136. Its totient is φ = 265327095623040.

The previous prime is 555528606825547. The next prime is 555528606825571.

555528606825555 is a `hidden beast` number, since 5 + 5 + 5 + 5 + 2 + 8 + 6 + 0 + 68 + 2 + 5 + 555 = 666.

555528606825555 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 555528606825555 - 2³ = 555528606825547 is a prime.

It is a super-2 number, since 2×555528606825555² (a number of 30 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 761019184 + ... + 761748813.

Almost surely, 2^{555528606825555} is an apocalyptic number.

555528606825555 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

555528606825555 is a deficient number, since it is larger than the sum of its proper divisors (518680667539581).

555528606825555 is a wasteful number, since it uses less digits than its factorization.

555528606825555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1522768097 (or 1522768083 counting only the distinct ones).

The product of its (nonzero) digits is 3600000000, while the sum is 72.

The spelling of 555528606825555 in words is "five hundred fifty-five trillion, five hundred twenty-eight billion, six hundred six million, eight hundred twenty-five thousand, five hundred fifty-five".