555001065997 has 16 divisors (see below), whose sum is σ = 656254828800. Its totient is φ = 459244074240.

The previous prime is 555001065953. The next prime is 555001066001. The reversal of 555001065997 is 799560100555.

It is not a de Polignac number, because 555001065997 - 2²⁷ = 554866848269 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (555001065907) 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, 1216704 + ... + 1609462.

It is an arithmetic number, because the mean of its divisors is an integer number (41015926800).

Almost surely, 2^555001065997 is an apocalyptic number.

It is an amenable number.

555001065997 is a deficient number, since it is larger than the sum of its proper divisors (101253762803).

555001065997 is a wasteful number, since it uses less digits than its factorization.

555001065997 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 399756.

The product of its (nonzero) digits is 2126250, while the sum is 52.

The spelling of 555001065997 in words is "five hundred fifty-five billion, one million, sixty-five thousand, nine hundred ninety-seven".