73850920706889 has 6 divisors (see below), whose sum is σ = 106673552132186. Its totient is φ = 49233947137920.

The previous prime is 73850920706867. The next prime is 73850920706897. The reversal of 73850920706889 is 98860702905837.

73850920706889 is a `hidden beast` number, since 7 + 38 + 509 + 2 + 0 + 7 + 0 + 6 + 8 + 89 = 666.

It can be written as a sum of positive squares in only one way, i.e., 61682300100864 + 12168620606025 = 7853808^2 + 3488355^2 .

It is not a de Polignac number, because 73850920706889 - 2²⁵ = 73850887152457 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (73850920706809) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4102828928152 + ... + 4102828928169.

Almost surely, 2^{73850920706889} is an apocalyptic number.

It is an amenable number.

73850920706889 is a deficient number, since it is larger than the sum of its proper divisors (32822631425297).

73850920706889 is a wasteful number, since it uses less digits than its factorization.

73850920706889 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8205657856327 (or 8205657856324 counting only the distinct ones).

The product of its (nonzero) digits is 365783040, while the sum is 72.

The spelling of 73850920706889 in words is "seventy-three trillion, eight hundred fifty billion, nine hundred twenty million, seven hundred six thousand, eight hundred eighty-nine".