73988328306 has 16 divisors (see below), whose sum is σ = 149441773248. Its totient is φ = 24418590000.

The previous prime is 73988328299. The next prime is 73988328307. The reversal of 73988328306 is 60382388937.

It is not an unprimeable number, because it can be changed into a prime (73988328307) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 61045870 + ... + 61047081.

It is an arithmetic number, because the mean of its divisors is an integer number (9340110828).

Almost surely, 2^73988328306 is an apocalyptic number.

73988328306 is an abundant number, since it is smaller than the sum of its proper divisors (75453444942).

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

73988328306 is a wasteful number, since it uses less digits than its factorization.

73988328306 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 122093057.

The product of its (nonzero) digits is 10450944, while the sum is 57.

The spelling of 73988328306 in words is "seventy-three billion, nine hundred eighty-eight million, three hundred twenty-eight thousand, three hundred six".