74896063872 has 256 divisors, whose sum is σ = 241206336000. Its totient is φ = 20100907008.

The previous prime is 74896063867. The next prime is 74896063883. The reversal of 74896063872 is 27836069847.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 29381254 + ... + 29383802.

It is an arithmetic number, because the mean of its divisors is an integer number (942212250).

Almost surely, 2^74896063872 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 74896063872, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (120603168000).

74896063872 is an abundant number, since it is smaller than the sum of its proper divisors (166310272128).

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

74896063872 is a wasteful number, since it uses less digits than its factorization.

74896063872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3233 (or 3221 counting only the distinct ones).

The product of its (nonzero) digits is 24385536, while the sum is 60.

The spelling of 74896063872 in words is "seventy-four billion, eight hundred ninety-six million, sixty-three thousand, eight hundred seventy-two".