44606660644 has 48 divisors (see below), whose sum is σ = 100253115648. Its totient is φ = 16879344768.

The previous prime is 44606660633. The next prime is 44606660669.

44606660644 is nontrivially palindromic in base 10.

It is a Harshad number since it is a multiple of its sum of digits (46).

It is a junction number, because it is equal to n+sod(n) for n = 44606660594 and 44606660603.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2655667 + ... + 2672410.

It is an arithmetic number, because the mean of its divisors is an integer number (2088606576).

Almost surely, 2^44606660644 is an apocalyptic number.

It is an amenable number.

44606660644 is an abundant number, since it is smaller than the sum of its proper divisors (55646455004).

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

44606660644 is a wasteful number, since it uses less digits than its factorization.

44606660644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5328124 (or 5328122 counting only the distinct ones).

The product of its (nonzero) digits is 1990656, while the sum is 46.

The spelling of 44606660644 in words is "forty-four billion, six hundred six million, six hundred sixty thousand, six hundred forty-four".