2890500878389 has 4 divisors (see below), whose sum is σ = 2983742842240. Its totient is φ = 2797258914540.

The previous prime is 2890500878299. The next prime is 2890500878393. The reversal of 2890500878389 is 9838780050982.

2890500878389 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2890500878389 - 2²¹ = 2890498781237 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2890500875389) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 46620981879 + ... + 46620981940.

It is an arithmetic number, because the mean of its divisors is an integer number (745935710560).

Almost surely, 2^{2890500878389} is an apocalyptic number.

It is an amenable number.

2890500878389 is a deficient number, since it is larger than the sum of its proper divisors (93241963851).

2890500878389 is an equidigital number, since it uses as much as digits as its factorization.

2890500878389 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 93241963850.

The product of its (nonzero) digits is 69672960, while the sum is 67.

The spelling of 2890500878389 in words is "two trillion, eight hundred ninety billion, five hundred million, eight hundred seventy-eight thousand, three hundred eighty-nine".