2555890445 has 16 divisors (see below), whose sum is σ = 3085057920. Its totient is φ = 2032755264.

The previous prime is 2555890429. The next prime is 2555890453. The reversal of 2555890445 is 5440985552.

2555890445 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 2555890445 - 2⁴ = 2555890429 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2555890445.

It is a congruent 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, 687251 + ... + 690959.

It is an arithmetic number, because the mean of its divisors is an integer number (192816120).

Almost surely, 2^2555890445 is an apocalyptic number.

It is an amenable number.

2555890445 is a deficient number, since it is larger than the sum of its proper divisors (529167475).

2555890445 is a wasteful number, since it uses less digits than its factorization.

2555890445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4484.

The product of its (nonzero) digits is 1440000, while the sum is 47.

The square root of 2555890445 is about 50555.8151452432. The cubic root of 2555890445 is about 1367.2483611098.

The spelling of 2555890445 in words is "two billion, five hundred fifty-five million, eight hundred ninety thousand, four hundred forty-five".