73695112177 has 2 divisors, whose sum is σ = 73695112178. Its totient is φ = 73695112176.

The previous prime is 73695112171. The next prime is 73695112189. The reversal of 73695112177 is 77121159637.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 47747057121 + 25948055056 = 218511^2 + 161084^2 .

It is an emirp because it is prime and its reverse (77121159637) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 73695112177 - 2²³ = 73686723569 is a prime.

It is a super-2 number, since 2×73695112177² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 73695112177.

It is not a weakly prime, because it can be changed into another prime (73695112171) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36847556088 + 36847556089.

It is an arithmetic number, because the mean of its divisors is an integer number (36847556089).

Almost surely, 2^73695112177 is an apocalyptic number.

It is an amenable number.

73695112177 is a deficient number, since it is larger than the sum of its proper divisors (1).

73695112177 is an equidigital number, since it uses as much as digits as its factorization.

73695112177 is an evil number, because the sum of its binary digits is even.

The product of its digits is 555660, while the sum is 49.

The spelling of 73695112177 in words is "seventy-three billion, six hundred ninety-five million, one hundred twelve thousand, one hundred seventy-seven".