40844033874 has 72 divisors (see below), whose sum is σ = 101793639168. Its totient is φ = 11594512800.

The previous prime is 40844033861. The next prime is 40844033891. The reversal of 40844033874 is 47833044804.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 3099199 + ... + 3112349.

It is an arithmetic number, because the mean of its divisors is an integer number (1413800544).

Almost surely, 2^40844033874 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 40844033874, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (50896819584).

40844033874 is an abundant number, since it is smaller than the sum of its proper divisors (60949605294).

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

40844033874 is a wasteful number, since it uses less digits than its factorization.

40844033874 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13480 (or 13320 counting only the distinct ones).

The product of its (nonzero) digits is 1032192, while the sum is 45.

The spelling of 40844033874 in words is "forty billion, eight hundred forty-four million, thirty-three thousand, eight hundred seventy-four".