44643234644 has 24 divisors (see below), whose sum is σ = 79854042240. Its totient is φ = 21833076096.

The previous prime is 44643234619. The next prime is 44643234653.

It is a happy number.

44643234644 is nontrivially palindromic in base 10.

44643234644 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 44643234595 and 44643234604.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 626357 + ... + 693980.

It is an arithmetic number, because the mean of its divisors is an integer number (3327251760).

Almost surely, 2^44643234644 is an apocalyptic number.

It is an amenable number.

44643234644 is a deficient number, since it is larger than the sum of its proper divisors (35210807596).

44643234644 is a wasteful number, since it uses less digits than its factorization.

44643234644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1320527 (or 1320525 counting only the distinct ones).

The product of its digits is 2654208, while the sum is 44.

The spelling of 44643234644 in words is "forty-four billion, six hundred forty-three million, two hundred thirty-four thousand, six hundred forty-four".