555655101556555 has 192 divisors, whose sum is σ = 920294782009344. Its totient is φ = 313285864320000.

The previous prime is 555655101556549. The next prime is 555655101556613.

555655101556555 is nontrivially palindromic in base 10.

It is a de Polignac number, because none of the positive numbers 2^k-555655101556555 is a prime.

It is a super-3 number, since 3×555655101556555³ (a number of 45 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 2191227382 + ... + 2191480948.

It is an arithmetic number, because the mean of its divisors is an integer number (4793201989632).

Almost surely, 2^{555655101556555} is an apocalyptic number.

555655101556555 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

555655101556555 is a deficient number, since it is larger than the sum of its proper divisors (364639680452789).

555655101556555 is a wasteful number, since it uses less digits than its factorization.

555655101556555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 254418 (or 254407 counting only the distinct ones).

The product of its (nonzero) digits is 351562500, while the sum is 64.

The spelling of 555655101556555 in words is "five hundred fifty-five trillion, six hundred fifty-five billion, one hundred one million, five hundred fifty-six thousand, five hundred fifty-five".