73894424968 has 128 divisors (see below), whose sum is σ = 180322007040. Its totient is φ = 27599616000.

The previous prime is 73894424917. The next prime is 73894424983. The reversal of 73894424968 is 86942449837.

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, 885358 + ... + 965218.

It is an arithmetic number, because the mean of its divisors is an integer number (1408765680).

Almost surely, 2^73894424968 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 73894424968, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (90161003520).

73894424968 is an abundant number, since it is smaller than the sum of its proper divisors (106427582072).

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

73894424968 is a wasteful number, since it uses less digits than its factorization.

73894424968 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79959 (or 79955 counting only the distinct ones).

The product of its digits is 83607552, while the sum is 64.

The spelling of 73894424968 in words is "seventy-three billion, eight hundred ninety-four million, four hundred twenty-four thousand, nine hundred sixty-eight".