44922640897 has 4 divisors (see below), whose sum is σ = 45967353520. Its totient is φ = 43877928276.

The previous prime is 44922640891. The next prime is 44922640909. The reversal of 44922640897 is 79804622944.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 44922640897 - 2²³ = 44914252289 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (44922640891) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 522356247 + ... + 522356332.

It is an arithmetic number, because the mean of its divisors is an integer number (11491838380).

Almost surely, 2^44922640897 is an apocalyptic number.

It is an amenable number.

44922640897 is a deficient number, since it is larger than the sum of its proper divisors (1044712623).

44922640897 is a wasteful number, since it uses less digits than its factorization.

44922640897 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1044712622.

The product of its (nonzero) digits is 6967296, while the sum is 55.

The spelling of 44922640897 in words is "forty-four billion, nine hundred twenty-two million, six hundred forty thousand, eight hundred ninety-seven".