13783674909859 has 2 divisors, whose sum is σ = 13783674909860. Its totient is φ = 13783674909858.

The previous prime is 13783674909817. The next prime is 13783674909899. The reversal of 13783674909859 is 95890947638731.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 13783674909859 - 2²⁵ = 13783641355427 is a prime.

It is not a weakly prime, because it can be changed into another prime (13783674909899) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6891837454929 + 6891837454930.

It is an arithmetic number, because the mean of its divisors is an integer number (6891837454930).

Almost surely, 2^{13783674909859} is an apocalyptic number.

13783674909859 is a deficient number, since it is larger than the sum of its proper divisors (1).

13783674909859 is an equidigital number, since it uses as much as digits as its factorization.

13783674909859 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2469035520, while the sum is 79.

The spelling of 13783674909859 in words is "thirteen trillion, seven hundred eighty-three billion, six hundred seventy-four million, nine hundred nine thousand, eight hundred fifty-nine".