44986648765 has 4 divisors (see below), whose sum is σ = 53983978524. Its totient is φ = 35989319008.

The previous prime is 44986648757. The next prime is 44986648781. The reversal of 44986648765 is 56784668944.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 35803451524 + 9183197241 = 189218^2 + 95829^2 .

It is a cyclic number.

It is not a de Polignac number, because 44986648765 - 2³ = 44986648757 is a prime.

It is a Smith number, since the sum of its digits (67) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

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 44986648765.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4498664872 + ... + 4498664881.

It is an arithmetic number, because the mean of its divisors is an integer number (13495994631).

Almost surely, 2^44986648765 is an apocalyptic number.

It is an amenable number.

44986648765 is a deficient number, since it is larger than the sum of its proper divisors (8997329759).

44986648765 is an equidigital number, since it uses as much as digits as its factorization.

44986648765 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8997329758.

The product of its digits is 278691840, while the sum is 67.

The spelling of 44986648765 in words is "forty-four billion, nine hundred eighty-six million, six hundred forty-eight thousand, seven hundred sixty-five".