44655655644 has 96 divisors (see below), whose sum is σ = 119329089600. Its totient is φ = 14431011840.

The previous prime is 44655655637. The next prime is 44655655679.

44655655644 is a `hidden beast` number, since 4 + 46 + 5 + 5 + 6 + 556 + 44 = 666.

44655655644 is nontrivially palindromic in base 10.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1102992 + ... + 1142760.

It is an arithmetic number, because the mean of its divisors is an integer number (1243011350).

Almost surely, 2^44655655644 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 44655655644, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (59664544800).

44655655644 is an abundant number, since it is smaller than the sum of its proper divisors (74673433956).

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

44655655644 is a wasteful number, since it uses less digits than its factorization.

44655655644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40100 (or 40092 counting only the distinct ones).

The product of its digits is 34560000, while the sum is 54.

The spelling of 44655655644 in words is "forty-four billion, six hundred fifty-five million, six hundred fifty-five thousand, six hundred forty-four".