73950197165 has 16 divisors (see below), whose sum is σ = 95576089728. Its totient is φ = 54603844416.

The previous prime is 73950197129. The next prime is 73950197177. The reversal of 73950197165 is 56179105937.

It is a cyclic number.

It is not a de Polignac number, because 73950197165 - 2¹⁸ = 73949935021 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 656522 + ... + 760868.

It is an arithmetic number, because the mean of its divisors is an integer number (5973505608).

Almost surely, 2^73950197165 is an apocalyptic number.

It is an amenable number.

73950197165 is a deficient number, since it is larger than the sum of its proper divisors (21625892563).

73950197165 is a wasteful number, since it uses less digits than its factorization.

73950197165 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115268.

The product of its (nonzero) digits is 1786050, while the sum is 53.

The spelling of 73950197165 in words is "seventy-three billion, nine hundred fifty million, one hundred ninety-seven thousand, one hundred sixty-five".