4155555155 has 16 divisors (see below), whose sum is σ = 5071306368. Its totient is φ = 3268080000.

The previous prime is 4155555139. The next prime is 4155555161. The reversal of 4155555155 is 5515555514.

It is a happy number.

It is not a de Polignac number, because 4155555155 - 2⁴ = 4155555139 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 812105 + ... + 817205.

It is an arithmetic number, because the mean of its divisors is an integer number (316956648).

Almost surely, 2^4155555155 is an apocalyptic number.

4155555155 is a deficient number, since it is larger than the sum of its proper divisors (915751213).

4155555155 is a wasteful number, since it uses less digits than its factorization.

4155555155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7838.

The product of its digits is 312500, while the sum is 41.

The square root of 4155555155 is about 64463.5955792104. The cubic root of 4155555155 is about 1607.7172947294.

The spelling of 4155555155 in words is "four billion, one hundred fifty-five million, five hundred fifty-five thousand, one hundred fifty-five".