44492665513 has 4 divisors (see below), whose sum is σ = 45028721808. Its totient is φ = 43956609220.

The previous prime is 44492665471. The next prime is 44492665519. The reversal of 44492665513 is 31556629444.

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 44492665513 - 2²⁹ = 43955794601 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (44492665519) 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 3 ways as a sum of consecutive naturals, for example, 268028023 + ... + 268028188.

It is an arithmetic number, because the mean of its divisors is an integer number (11257180452).

Almost surely, 2^44492665513 is an apocalyptic number.

It is an amenable number.

44492665513 is a deficient number, since it is larger than the sum of its proper divisors (536056295).

44492665513 is an equidigital number, since it uses as much as digits as its factorization.

44492665513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 536056294.

The product of its digits is 3110400, while the sum is 49.

The spelling of 44492665513 in words is "forty-four billion, four hundred ninety-two million, six hundred sixty-five thousand, five hundred thirteen".