73481808306 has 16 divisors (see below), whose sum is σ = 147384720000. Its totient is φ = 24423752208.

The previous prime is 73481808251. The next prime is 73481808319. The reversal of 73481808306 is 60380818437.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17543706 + ... + 17547893.

It is an arithmetic number, because the mean of its divisors is an integer number (9211545000).

Almost surely, 2^73481808306 is an apocalyptic number.

73481808306 is an abundant number, since it is smaller than the sum of its proper divisors (73902911694).

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

73481808306 is a wasteful number, since it uses less digits than its factorization.

73481808306 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35091953.

The product of its (nonzero) digits is 774144, while the sum is 48.

The spelling of 73481808306 in words is "seventy-three billion, four hundred eighty-one million, eight hundred eight thousand, three hundred six".