73218383208 has 48 divisors (see below), whose sum is σ = 198751581600. Its totient is φ = 24350522400.

The previous prime is 73218383191. The next prime is 73218383219. The reversal of 73218383208 is 80238381237.

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, 1126618 + ... + 1189833.

It is an arithmetic number, because the mean of its divisors is an integer number (4140657950).

Almost surely, 2^73218383208 is an apocalyptic number.

It is an amenable number.

73218383208 is an abundant number, since it is smaller than the sum of its proper divisors (125533198392).

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

73218383208 is a wasteful number, since it uses less digits than its factorization.

73218383208 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2316902 (or 2316895 counting only the distinct ones).

The product of its (nonzero) digits is 387072, while the sum is 45.

The spelling of 73218383208 in words is "seventy-three billion, two hundred eighteen million, three hundred eighty-three thousand, two hundred eight".