2555155018 has 16 divisors (see below), whose sum is σ = 4137426720. Its totient is φ = 1176482736.

The previous prime is 2555155013. The next prime is 2555155019. The reversal of 2555155018 is 8105515552.

It is not an unprimeable number, because it can be changed into a prime (2555155013) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 106380 + ... + 128167.

It is an arithmetic number, because the mean of its divisors is an integer number (258589170).

Almost surely, 2^2555155018 is an apocalyptic number.

2555155018 is a deficient number, since it is larger than the sum of its proper divisors (1582271702).

2555155018 is a wasteful number, since it uses less digits than its factorization.

2555155018 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 234981.

The product of its (nonzero) digits is 50000, while the sum is 37.

The square root of 2555155018 is about 50548.5412054591. The cubic root of 2555155018 is about 1367.1172120590.

The spelling of 2555155018 in words is "two billion, five hundred fifty-five million, one hundred fifty-five thousand, eighteen".