74450283264 has 324 divisors, whose sum is σ = 250445829816. Its totient is φ = 21208449024.

The previous prime is 74450283241. The next prime is 74450283277. The reversal of 74450283264 is 46238205447.

It is a happy number.

74450283264 is a `hidden beast` number, since 7 + 4 + 4 + 502 + 83 + 2 + 64 = 666.

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, 48883207 + ... + 48884729.

Almost surely, 2^74450283264 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 74450283264, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (125222914908).

74450283264 is an abundant number, since it is smaller than the sum of its proper divisors (175995546552).

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

74450283264 is a wasteful number, since it uses less digits than its factorization.

74450283264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1992 (or 1968 counting only the distinct ones).

The product of its (nonzero) digits is 1290240, while the sum is 45.

The spelling of 74450283264 in words is "seventy-four billion, four hundred fifty million, two hundred eighty-three thousand, two hundred sixty-four".