13423500677 has 2 divisors, whose sum is σ = 13423500678. Its totient is φ = 13423500676.

The previous prime is 13423500667. The next prime is 13423500691. The reversal of 13423500677 is 77600532431.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 13326162721 + 97337956 = 115439^2 + 9866^2 .

It is a cyclic number.

It is not a de Polignac number, because 13423500677 - 2⁴ = 13423500661 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 13423500677.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13423500637) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6711750338 + 6711750339.

It is an arithmetic number, because the mean of its divisors is an integer number (6711750339).

Almost surely, 2^13423500677 is an apocalyptic number.

It is an amenable number.

13423500677 is a deficient number, since it is larger than the sum of its proper divisors (1).

13423500677 is an equidigital number, since it uses as much as digits as its factorization.

13423500677 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 105840, while the sum is 38.

The spelling of 13423500677 in words is "thirteen billion, four hundred twenty-three million, five hundred thousand, six hundred seventy-seven".