5555775555 has 64 divisors (see below), whose sum is σ = 10788733440. Its totient is φ = 2690236800.

The previous prime is 5555775529. The next prime is 5555775581.

5555775555 is nontrivially palindromic in base 10.

It is an interprime number because it is at equal distance from previous prime (5555775529) and next prime (5555775581).

It is not a de Polignac number, because 5555775555 - 2⁵ = 5555775523 is a prime.

It is a zygodrome in base 10.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1440009 + ... + 1443861.

It is an arithmetic number, because the mean of its divisors is an integer number (168573960).

Almost surely, 2^5555775555 is an apocalyptic number.

5555775555 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

5555775555 is a deficient number, since it is larger than the sum of its proper divisors (5232957885).

5555775555 is a wasteful number, since it uses less digits than its factorization.

5555775555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4849 (or 4843 counting only the distinct ones).

The product of its digits is 19140625, while the sum is 54.

The square root of 5555775555 is about 74537.0750365213. The cubic root of 5555775555 is about 1771.1209934252.

The spelling of 5555775555 in words is "five billion, five hundred fifty-five million, seven hundred seventy-five thousand, five hundred fifty-five".