73913911182401 has 4 divisors (see below), whose sum is σ = 73916372630100. Its totient is φ = 73911449734704.

The previous prime is 73913911182383. The next prime is 73913911182403. The reversal of 73913911182401 is 10428111931937.

It is a Cunningham number, because it is equal to 8597320²+1.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 72932624803600 + 981286378801 = 8540060^2 + 990599^2 .

It is a cyclic number.

It is not a de Polignac number, because 73913911182401 - 2³⁴ = 73896731313217 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 73913911182401.

It is not an unprimeable number, because it can be changed into a prime (73913911182403) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1230678806 + ... + 1230738863.

It is an arithmetic number, because the mean of its divisors is an integer number (18479093157525).

Almost surely, 2^{73913911182401} is an apocalyptic number.

It is an amenable number.

73913911182401 is a deficient number, since it is larger than the sum of its proper divisors (2461447699).

73913911182401 is a wasteful number, since it uses less digits than its factorization.

73913911182401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2461447698.

The product of its (nonzero) digits is 326592, while the sum is 50.

The spelling of 73913911182401 in words is "seventy-three trillion, nine hundred thirteen billion, nine hundred eleven million, one hundred eighty-two thousand, four hundred one".