2555045002989 has 20 divisors (see below), whose sum is σ = 3816855157500. Its totient is φ = 1703336765760.

The previous prime is 2555045002963. The next prime is 2555045002997. The reversal of 2555045002989 is 9892005405552.

2555045002989 is a `hidden beast` number, since 2 + 5 + 5 + 50 + 4 + 500 + 2 + 9 + 89 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 414822300489 + 2140222702500 = 644067^2 + 1462950^2 .

It is not a de Polignac number, because 2555045002989 - 2⁸ = 2555045002733 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2555045002949) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 5930137 + ... + 6346385.

It is an arithmetic number, because the mean of its divisors is an integer number (190842757875).

Almost surely, 2^{2555045002989} is an apocalyptic number.

It is an amenable number.

2555045002989 is a deficient number, since it is larger than the sum of its proper divisors (1261810154511).

2555045002989 is an equidigital number, since it uses as much as digits as its factorization.

2555045002989 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 492042 (or 492033 counting only the distinct ones).

The product of its (nonzero) digits is 6480000, while the sum is 54.

The spelling of 2555045002989 in words is "two trillion, five hundred fifty-five billion, forty-five million, two thousand, nine hundred eighty-nine".