500055555 has 32 divisors (see below), whose sum is σ = 850075200. Its totient is φ = 250532352.

The previous prime is 500055539. The next prime is 500055559. The reversal of 500055555 is 555550005.

It is not a de Polignac number, because 500055555 - 2⁴ = 500055539 is a prime.

500055555 is a modest number, since divided by 55555 gives 5000 as remainder.

It is not an unprimeable number, because it can be changed into a prime (500055559) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 561 + ... + 31629.

It is an arithmetic number, because the mean of its divisors is an integer number (26564850).

Almost surely, 2^500055555 is an apocalyptic number.

500055555 is a deficient number, since it is larger than the sum of its proper divisors (350019645).

500055555 is a wasteful number, since it uses less digits than its factorization.

500055555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31143.

The product of its (nonzero) digits is 15625, while the sum is 30.

The square root of 500055555 is about 22361.9219880582. The cubic root of 500055555 is about 793.7299209173.

The spelling of 500055555 in words is "five hundred million, fifty-five thousand, five hundred fifty-five".