2044755407261 has 8 divisors (see below), whose sum is σ = 2384554411200. Its totient is φ = 1752647491644.

The previous prime is 2044755407249. The next prime is 2044755407323. The reversal of 2044755407261 is 1627045574402.

It is not a de Polignac number, because 2044755407261 - 2²⁶ = 2044688298397 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2044755407861) 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 7 ways as a sum of consecutive naturals, for example, 2980692671 + ... + 2980693356.

It is an arithmetic number, because the mean of its divisors is an integer number (298069301400).

Almost surely, 2^{2044755407261} is an apocalyptic number.

It is an amenable number.

2044755407261 is a deficient number, since it is larger than the sum of its proper divisors (339799003939).

2044755407261 is an frugal number, since it uses more digits than its factorization.

2044755407261 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5961386048 (or 5961386034 counting only the distinct ones).

The product of its (nonzero) digits is 1881600, while the sum is 47.

The spelling of 2044755407261 in words is "two trillion, forty-four billion, seven hundred fifty-five million, four hundred seven thousand, two hundred sixty-one".