44434869657 has 4 divisors (see below), whose sum is σ = 59246492880. Its totient is φ = 29623246436.

The previous prime is 44434869653. The next prime is 44434869667. The reversal of 44434869657 is 75696843444.

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 44434869657 - 2² = 44434869653 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 44434869657.

It is not an unprimeable number, because it can be changed into a prime (44434869653) 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, 7405811607 + ... + 7405811612.

It is an arithmetic number, because the mean of its divisors is an integer number (14811623220).

Almost surely, 2^44434869657 is an apocalyptic number.

It is an amenable number.

44434869657 is a deficient number, since it is larger than the sum of its proper divisors (14811623223).

44434869657 is a wasteful number, since it uses less digits than its factorization.

44434869657 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14811623222.

The product of its digits is 69672960, while the sum is 60.

The spelling of 44434869657 in words is "forty-four billion, four hundred thirty-four million, eight hundred sixty-nine thousand, six hundred fifty-seven".