5555505050555 has 4 divisors (see below), whose sum is σ = 6666606060672. Its totient is φ = 4444404040440.

The previous prime is 5555505050551. The next prime is 5555505050569. The reversal of 5555505050555 is 5550505055555.

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

It is not a de Polignac number, because 5555505050555 - 2² = 5555505050551 is a prime.

It is a super-2 number, since 2×5555505050555² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5555505050551) 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, 555550505051 + ... + 555550505060.

It is an arithmetic number, because the mean of its divisors is an integer number (1666651515168).

Almost surely, 2^{5555505050555} is an apocalyptic number.

5555505050555 is a deficient number, since it is larger than the sum of its proper divisors (1111101010117).

5555505050555 is a wasteful number, since it uses less digits than its factorization.

5555505050555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1111101010116.

The product of its (nonzero) digits is 9765625, while the sum is 50.

The spelling of 5555505050555 in words is "five trillion, five hundred fifty-five billion, five hundred five million, fifty thousand, five hundred fifty-five".