555541303145555 has 16 divisors (see below), whose sum is σ = 677864538842400. Its totient is φ = 437011570702080.

The previous prime is 555541303145537. The next prime is 555541303145557.

555541303145555 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 555541303145555 - 2⁸ = 555541303145299 is a prime.

It is a super-2 number, since 2×555541303145555² (a number of 30 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 555541303145555.

It is not an unprimeable number, because it can be changed into a prime (555541303145557) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3448558745 + ... + 3448719834.

It is an arithmetic number, because the mean of its divisors is an integer number (42366533677650).

Almost surely, 2^{555541303145555} is an apocalyptic number.

555541303145555 is a deficient number, since it is larger than the sum of its proper divisors (122323235696845).

555541303145555 is a wasteful number, since it uses less digits than its factorization.

555541303145555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6897278854.

The product of its (nonzero) digits is 56250000, while the sum is 56.

It can be divided in two parts, 55554130 and 3145555, that added together give a palindrome (58699685).

The spelling of 555541303145555 in words is "five hundred fifty-five trillion, five hundred forty-one billion, three hundred three million, one hundred forty-five thousand, five hundred fifty-five".