944074305840 has 160 divisors (see below), whose sum is σ = 3081638476800. Its totient is φ = 238427504640.

The previous prime is 944074305829. The next prime is 944074305893. The reversal of 944074305840 is 48503470449.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a self number, because there is not a number n which added to its sum of digits gives 944074305840.

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, 15149145 + ... + 15211335.

It is an arithmetic number, because the mean of its divisors is an integer number (19260240480).

Almost surely, 2^944074305840 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 944074305840, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1540819238400).

944074305840 is an abundant number, since it is smaller than the sum of its proper divisors (2137564170960).

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

944074305840 is a wasteful number, since it uses less digits than its factorization.

944074305840 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65555 (or 65549 counting only the distinct ones).

The product of its (nonzero) digits is 1935360, while the sum is 48.

The spelling of 944074305840 in words is "nine hundred forty-four billion, seventy-four million, three hundred five thousand, eight hundred forty".