73994503608 has 48 divisors (see below), whose sum is σ = 202175269920. Its totient is φ = 24446558976.

The previous prime is 73994503579. The next prime is 73994503633. The reversal of 73994503608 is 80630549937.

73994503608 is a `hidden beast` number, since 73 + 9 + 9 + 4 + 503 + 60 + 8 = 666.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4539216 + ... + 4555487.

It is an arithmetic number, because the mean of its divisors is an integer number (4211984790).

Almost surely, 2^73994503608 is an apocalyptic number.

It is an amenable number.

73994503608 is an abundant number, since it is smaller than the sum of its proper divisors (128180766312).

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

73994503608 is a wasteful number, since it uses less digits than its factorization.

73994503608 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9094828 (or 9094821 counting only the distinct ones).

The product of its (nonzero) digits is 4898880, while the sum is 54.

The spelling of 73994503608 in words is "seventy-three billion, nine hundred ninety-four million, five hundred three thousand, six hundred eight".