44655855644 has 12 divisors (see below), whose sum is σ = 78150336768. Its totient is φ = 22327188000.

The previous prime is 44655855613. The next prime is 44655855659.

44655855644 is nontrivially palindromic in base 10.

It is a self number, because there is not a number n which added to its sum of digits gives 44655855644.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 35777 + ... + 300984.

It is an arithmetic number, because the mean of its divisors is an integer number (6512528064).

Almost surely, 2^44655855644 is an apocalyptic number.

It is an amenable number.

44655855644 is a deficient number, since it is larger than the sum of its proper divisors (33494481124).

44655855644 is a wasteful number, since it uses less digits than its factorization.

44655855644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 369916 (or 369914 counting only the distinct ones).

The product of its digits is 46080000, while the sum is 56.

The spelling of 44655855644 in words is "forty-four billion, six hundred fifty-five million, eight hundred fifty-five thousand, six hundred forty-four".