44140867056 has 800 divisors, whose sum is σ = 159709777920. Its totient is φ = 11583129600.

The previous prime is 44140867039. The next prime is 44140867061. The reversal of 44140867056 is 65076804144.

It is a super-2 number, since 2×44140867056² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 159 ways as a sum of consecutive naturals, for example, 231103921 + ... + 231104111.

Almost surely, 2^44140867056 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 44140867056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (79854888960).

44140867056 is an abundant number, since it is smaller than the sum of its proper divisors (115568910864).

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

44140867056 is a wasteful number, since it uses less digits than its factorization.

44140867056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 307 (or 292 counting only the distinct ones).

The product of its (nonzero) digits is 645120, while the sum is 45.

The spelling of 44140867056 in words is "forty-four billion, one hundred forty million, eight hundred sixty-seven thousand, fifty-six".