13395577673 has 2 divisors, whose sum is σ = 13395577674. Its totient is φ = 13395577672.

The previous prime is 13395577639. The next prime is 13395577691. The reversal of 13395577673 is 37677559331.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11953704889 + 1441872784 = 109333^2 + 37972^2 .

It is a cyclic number.

It is not a de Polignac number, because 13395577673 - 2²⁰ = 13394529097 is a prime.

It is not a weakly prime, because it can be changed into another prime (13395577973) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6697788836 + 6697788837.

It is an arithmetic number, because the mean of its divisors is an integer number (6697788837).

Almost surely, 2^13395577673 is an apocalyptic number.

It is an amenable number.

13395577673 is a deficient number, since it is larger than the sum of its proper divisors (1).

13395577673 is an equidigital number, since it uses as much as digits as its factorization.

13395577673 is an evil number, because the sum of its binary digits is even.

The product of its digits is 12502350, while the sum is 56.

The spelling of 13395577673 in words is "thirteen billion, three hundred ninety-five million, five hundred seventy-seven thousand, six hundred seventy-three".