2044589877 has 24 divisors (see below), whose sum is σ = 3329426240. Its totient is φ = 1239143400.

The previous prime is 2044589849. The next prime is 2044589893. The reversal of 2044589877 is 7789854402.

It is a happy number.

It is not a de Polignac number, because 2044589877 - 2⁷ = 2044589749 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 (2044589977) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 309649 + ... + 316182.

Almost surely, 2^2044589877 is an apocalyptic number.

2044589877 is a gapful number since it is divisible by the number (27) formed by its first and last digit.

It is an amenable number.

2044589877 is a deficient number, since it is larger than the sum of its proper divisors (1284836363).

2044589877 is a wasteful number, since it uses less digits than its factorization.

2044589877 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 625862 (or 625845 counting only the distinct ones).

The product of its (nonzero) digits is 4515840, while the sum is 54.

The square root of 2044589877 is about 45217.1414067718. The cubic root of 2044589877 is about 1269.2156019726.

The spelling of 2044589877 in words is "two billion, forty-four million, five hundred eighty-nine thousand, eight hundred seventy-seven".