2855584155 has 16 divisors (see below), whose sum is σ = 4643836704. Its totient is φ = 1498010880.

The previous prime is 2855584141. The next prime is 2855584201. The reversal of 2855584155 is 5514855582.

It is not a de Polignac number, because 2855584155 - 2¹³ = 2855575963 is a prime.

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, 1559514 + ... + 1561343.

It is an arithmetic number, because the mean of its divisors is an integer number (290239794).

Almost surely, 2^2855584155 is an apocalyptic number.

2855584155 is a deficient number, since it is larger than the sum of its proper divisors (1788252549).

2855584155 is a wasteful number, since it uses less digits than its factorization.

2855584155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3120926.

The product of its digits is 1600000, while the sum is 48.

The square root of 2855584155 is about 53437.6660699174. Note that the first 3 decimals coincide. The cubic root of 2855584155 is about 1418.7253249087.

The spelling of 2855584155 in words is "two billion, eight hundred fifty-five million, five hundred eighty-four thousand, one hundred fifty-five".