74159847216 has 720 divisors, whose sum is σ = 274003176960. Its totient is φ = 18802368000.

The previous prime is 74159847211. The next prime is 74159847257. The reversal of 74159847216 is 61274895147.

74159847216 is a `hidden beast` number, since 7 + 4 + 1 + 598 + 47 + 2 + 1 + 6 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (74159847211) by changing a digit.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 491124741 + ... + 491124891.

It is an arithmetic number, because the mean of its divisors is an integer number (380559968).

Almost surely, 2^74159847216 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 74159847216, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (137001588480).

74159847216 is an abundant number, since it is smaller than the sum of its proper divisors (199843329744).

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

74159847216 is a wasteful number, since it uses less digits than its factorization.

74159847216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 263 (or 207 counting only the distinct ones).

The product of its digits is 3386880, while the sum is 54.

The spelling of 74159847216 in words is "seventy-four billion, one hundred fifty-nine million, eight hundred forty-seven thousand, two hundred sixteen".