2555143155 has 24 divisors (see below), whose sum is σ = 4495023312. Its totient is φ = 1342401984.

The previous prime is 2555143141. The next prime is 2555143159. The reversal of 2555143155 is 5513415552.

2555143155 is a `hidden beast` number, since 25 + 551 + 4 + 31 + 55 = 666.

2555143155 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2555143155 - 2⁴ = 2555143139 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2555143159) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 420724 + ... + 426753.

It is an arithmetic number, because the mean of its divisors is an integer number (187292638).

Almost surely, 2^2555143155 is an apocalyptic number.

2555143155 is a deficient number, since it is larger than the sum of its proper divisors (1939880157).

2555143155 is a wasteful number, since it uses less digits than its factorization.

2555143155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 847555 (or 847552 counting only the distinct ones).

The product of its digits is 75000, while the sum is 36.

The square root of 2555143155 is about 50548.4238626686. The cubic root of 2555143155 is about 1367.1150963183.

The spelling of 2555143155 in words is "two billion, five hundred fifty-five million, one hundred forty-three thousand, one hundred fifty-five".