44579019859 has 4 divisors (see below), whose sum is σ = 48631658040. Its totient is φ = 40526381680.

The previous prime is 44579019853. The next prime is 44579019887. The reversal of 44579019859 is 95891097544.

44579019859 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 44579019859 - 2⁵ = 44579019827 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 44579019797 and 44579019806.

It is not an unprimeable number, because it can be changed into a prime (44579019853) 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, 2026319074 + ... + 2026319095.

It is an arithmetic number, because the mean of its divisors is an integer number (12157914510).

Almost surely, 2^44579019859 is an apocalyptic number.

44579019859 is a deficient number, since it is larger than the sum of its proper divisors (4052638181).

44579019859 is a wasteful number, since it uses less digits than its factorization.

44579019859 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4052638180.

The product of its (nonzero) digits is 16329600, while the sum is 61.

The spelling of 44579019859 in words is "forty-four billion, five hundred seventy-nine million, nineteen thousand, eight hundred fifty-nine".