44786669928 has 768 divisors, whose sum is σ = 161501921280. Its totient is φ = 10245312000.

The previous prime is 44786669903. The next prime is 44786669947. The reversal of 44786669928 is 82996668744.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 630798133 + ... + 630798203.

It is an arithmetic number, because the mean of its divisors is an integer number (210288960).

Almost surely, 2^44786669928 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 44786669928, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (80750960640).

44786669928 is an abundant number, since it is smaller than the sum of its proper divisors (116715251352).

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

44786669928 is a wasteful number, since it uses less digits than its factorization.

44786669928 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 171 (or 138 counting only the distinct ones).

The product of its digits is 250822656, while the sum is 69.

The spelling of 44786669928 in words is "forty-four billion, seven hundred eighty-six million, six hundred sixty-nine thousand, nine hundred twenty-eight".