555555954645 has 24 divisors (see below), whose sum is σ = 963890553600. Its totient is φ = 296011309536.

The previous prime is 555555954641. The next prime is 555555954647. The reversal of 555555954645 is 546459555555.

It is not a de Polignac number, because 555555954645 - 2² = 555555954641 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (555555954641) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5894385 + ... + 5987894.

It is an arithmetic number, because the mean of its divisors is an integer number (40162106400).

Almost surely, 2^555555954645 is an apocalyptic number.

It is an amenable number.

555555954645 is a deficient number, since it is larger than the sum of its proper divisors (408334598955).

555555954645 is a wasteful number, since it uses less digits than its factorization.

555555954645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11883329 (or 11883326 counting only the distinct ones).

The product of its digits is 337500000, while the sum is 63.

The spelling of 555555954645 in words is "five hundred fifty-five billion, five hundred fifty-five million, nine hundred fifty-four thousand, six hundred forty-five".