44944581261 has 8 divisors (see below), whose sum is σ = 59938994944. Its totient is φ = 29956610880.

The previous prime is 44944581247. The next prime is 44944581277. The reversal of 44944581261 is 16218544944.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 44944581261 - 2¹¹ = 44944579213 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 44944581261.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44944581211) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1594525 + ... + 1622466.

It is an arithmetic number, because the mean of its divisors is an integer number (7492374368).

Almost surely, 2^44944581261 is an apocalyptic number.

It is an amenable number.

44944581261 is a deficient number, since it is larger than the sum of its proper divisors (14994413683).

44944581261 is a wasteful number, since it uses less digits than its factorization.

44944581261 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3221651.

The product of its digits is 1105920, while the sum is 48.

The spelling of 44944581261 in words is "forty-four billion, nine hundred forty-four million, five hundred eighty-one thousand, two hundred sixty-one".