555050555 has 4 divisors (see below), whose sum is σ = 666060672. Its totient is φ = 444040440.

The previous prime is 555050549. The next prime is 555050569.

555050555 is nontrivially palindromic in base 10.

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

It is not a de Polignac number, because 555050555 - 2¹⁸ = 554788411 is a prime.

It is a super-2 number, since 2×555050555² = 616162237211616050, which contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 55505051 + ... + 55505060.

It is an arithmetic number, because the mean of its divisors is an integer number (166515168).

Almost surely, 2^555050555 is an apocalyptic number.

555050555 is a deficient number, since it is larger than the sum of its proper divisors (111010117).

555050555 is a wasteful number, since it uses less digits than its factorization.

555050555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111010116.

The product of its (nonzero) digits is 78125, while the sum is 35.

The square root of 555050555 is about 23559.5109244653. The cubic root of 555050555 is about 821.8215282382.

The spelling of 555050555 in words is "five hundred fifty-five million, fifty thousand, five hundred fifty-five".