74550841344 has 832 divisors, whose sum is σ = 271757721600. Its totient is φ = 19736690688.

The previous prime is 74550841297. The next prime is 74550841349. The reversal of 74550841344 is 44314805547.

74550841344 is a `hidden beast` number, since 7 + 4 + 5 + 508 + 4 + 134 + 4 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 74550841344.

It is not an unprimeable number, because it can be changed into a prime (74550841349) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 943681497 + ... + 943681575.

Almost surely, 2^74550841344 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 74550841344, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (135878860800).

74550841344 is an abundant number, since it is smaller than the sum of its proper divisors (197206880256).

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

74550841344 is a wasteful number, since it uses less digits than its factorization.

74550841344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 195 (or 167 counting only the distinct ones).

The product of its (nonzero) digits is 1075200, while the sum is 45.

The spelling of 74550841344 in words is "seventy-four billion, five hundred fifty million, eight hundred forty-one thousand, three hundred forty-four".