13846177789 has 2 divisors, whose sum is σ = 13846177790. Its totient is φ = 13846177788.

The previous prime is 13846177757. The next prime is 13846177823. The reversal of 13846177789 is 98777164831.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 13272192025 + 573985764 = 115205^2 + 23958^2 .

It is a cyclic number.

It is not a de Polignac number, because 13846177789 - 2⁵ = 13846177757 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13846177729) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6923088894 + 6923088895.

It is an arithmetic number, because the mean of its divisors is an integer number (6923088895).

Almost surely, 2^13846177789 is an apocalyptic number.

It is an amenable number.

13846177789 is a deficient number, since it is larger than the sum of its proper divisors (1).

13846177789 is an equidigital number, since it uses as much as digits as its factorization.

13846177789 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 14224896, while the sum is 61.

The spelling of 13846177789 in words is "thirteen billion, eight hundred forty-six million, one hundred seventy-seven thousand, seven hundred eighty-nine".