555055550611 has 4 divisors (see below), whose sum is σ = 560551150224. Its totient is φ = 549559951000.

The previous prime is 555055550549. The next prime is 555055550629. The reversal of 555055550611 is 116055550555.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 555055550611 - 2²⁷ = 554921332883 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (555055550711) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2747799655 + ... + 2747799856.

It is an arithmetic number, because the mean of its divisors is an integer number (140137787556).

Almost surely, 2^555055550611 is an apocalyptic number.

555055550611 is a deficient number, since it is larger than the sum of its proper divisors (5495599613).

555055550611 is a wasteful number, since it uses less digits than its factorization.

555055550611 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5495599612.

The product of its (nonzero) digits is 468750, while the sum is 43.

The spelling of 555055550611 in words is "five hundred fifty-five billion, fifty-five million, five hundred fifty thousand, six hundred eleven".