2044131777 has 24 divisors (see below), whose sum is σ = 3159004160. Its totient is φ = 1269859680.

The previous prime is 2044131773. The next prime is 2044131811. The reversal of 2044131777 is 7771314402.

It is not a de Polignac number, because 2044131777 - 2² = 2044131773 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2044131773) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 87553 + ... + 108414.

Almost surely, 2^2044131777 is an apocalyptic number.

It is an amenable number.

2044131777 is a deficient number, since it is larger than the sum of its proper divisors (1114872383).

2044131777 is a wasteful number, since it uses less digits than its factorization.

2044131777 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 196053 (or 196050 counting only the distinct ones).

The product of its (nonzero) digits is 32928, while the sum is 36.

The square root of 2044131777 is about 45212.0755661582. The cubic root of 2044131777 is about 1269.1208036460.

The spelling of 2044131777 in words is "two billion, forty-four million, one hundred thirty-one thousand, seven hundred seventy-seven".