74693959488 has 280 divisors, whose sum is σ = 232216269120. Its totient is φ = 23694612480.

The previous prime is 74693959481. The next prime is 74693959489. The reversal of 74693959488 is 88495939647.

74693959488 is a `hidden beast` number, since 7 + 4 + 6 + 93 + 9 + 59 + 488 = 666.

It is a Harshad number since it is a multiple of its sum of digits (72).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (74693959481) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 25156468 + ... + 25159436.

Almost surely, 2^74693959488 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 74693959488, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (116108134560).

74693959488 is an abundant number, since it is smaller than the sum of its proper divisors (157522309632).

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

74693959488 is a wasteful number, since it uses less digits than its factorization.

74693959488 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3227 (or 3208 counting only the distinct ones).

The product of its digits is 470292480, while the sum is 72.

The spelling of 74693959488 in words is "seventy-four billion, six hundred ninety-three million, nine hundred fifty-nine thousand, four hundred eighty-eight".