44630603644 has 72 divisors (see below), whose sum is σ = 89875164960. Its totient is φ = 19341104640.

The previous prime is 44630603639. The next prime is 44630603653.

It is a happy number.

44630603644 is nontrivially palindromic in base 10.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 44630603597 and 44630603606.

It is a congruent number.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 3477912 + ... + 3490720.

It is an arithmetic number, because the mean of its divisors is an integer number (1248266180).

Almost surely, 2^44630603644 is an apocalyptic number.

44630603644 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

44630603644 is an abundant number, since it is smaller than the sum of its proper divisors (45244561316).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

44630603644 is a wasteful number, since it uses less digits than its factorization.

44630603644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13171 (or 13158 counting only the distinct ones).

The product of its (nonzero) digits is 497664, while the sum is 40.

The spelling of 44630603644 in words is "forty-four billion, six hundred thirty million, six hundred three thousand, six hundred forty-four".