44449967892 has 192 divisors, whose sum is σ = 118996770816. Its totient is φ = 12792000000.

The previous prime is 44449967767. The next prime is 44449967909. The reversal of 44449967892 is 29876994444.

44449967892 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (66).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 54140842 + ... + 54141662.

It is an arithmetic number, because the mean of its divisors is an integer number (619774848).

Almost surely, 2^44449967892 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 44449967892, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (59498385408).

44449967892 is an abundant number, since it is smaller than the sum of its proper divisors (74546802924).

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

44449967892 is a wasteful number, since it uses less digits than its factorization.

44449967892 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1102 (or 1100 counting only the distinct ones).

The product of its digits is 125411328, while the sum is 66.

The spelling of 44449967892 in words is "forty-four billion, four hundred forty-nine million, nine hundred sixty-seven thousand, eight hundred ninety-two".