2555424943 has 16 divisors (see below), whose sum is σ = 2651758560. Its totient is φ = 2460672000.

The previous prime is 2555424923. The next prime is 2555424973. The reversal of 2555424943 is 3494245552.

It is a cyclic number.

It is not a de Polignac number, because 2555424943 - 2²⁵ = 2521870511 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2555424943.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2555424923) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1595343 + ... + 1596943.

It is an arithmetic number, because the mean of its divisors is an integer number (165734910).

Almost surely, 2^2555424943 is an apocalyptic number.

2555424943 is a deficient number, since it is larger than the sum of its proper divisors (96333617).

2555424943 is a wasteful number, since it uses less digits than its factorization.

2555424943 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2058.

The product of its digits is 864000, while the sum is 43.

The square root of 2555424943 is about 50551.2110933062. The cubic root of 2555424943 is about 1367.1653508370.

The spelling of 2555424943 in words is "two billion, five hundred fifty-five million, four hundred twenty-four thousand, nine hundred forty-three".