73894699008 has 448 divisors, whose sum is σ = 243674188800. Its totient is φ = 21976842240.

The previous prime is 73894698961. The next prime is 73894699009. The reversal of 73894699008 is 80099649837.

73894699008 is a `hidden beast` number, since 7 + 3 + 89 + 469 + 90 + 0 + 8 = 666.

It is not an unprimeable number, because it can be changed into a prime (73894699009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 89136738 + ... + 89137566.

It is an arithmetic number, because the mean of its divisors is an integer number (543915600).

Almost surely, 2^73894699008 is an apocalyptic number.

73894699008 is a gapful number since it is divisible by the number (78) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 73894699008, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (121837094400).

73894699008 is an abundant number, since it is smaller than the sum of its proper divisors (169779489792).

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

73894699008 is a wasteful number, since it uses less digits than its factorization.

73894699008 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 908 (or 878 counting only the distinct ones).

The product of its (nonzero) digits is 23514624, while the sum is 63.

The spelling of 73894699008 in words is "seventy-three billion, eight hundred ninety-four million, six hundred ninety-nine thousand, eight".