13877091398601 has 12 divisors (see below), whose sum is σ = 20050759926340. Its totient is φ = 9248591642400.

The previous prime is 13877091398501. The next prime is 13877091398707. The reversal of 13877091398601 is 10689319077831.

13877091398601 is a `hidden beast` number, since 1 + 3 + 8 + 7 + 7 + 0 + 9 + 13 + 9 + 8 + 601 = 666.

13877091398601 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 4156913400201 + 9720177998400 = 2038851^2 + 3117720^2 .

It is not a de Polignac number, because 13877091398601 - 2⁹ = 13877091398089 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (13877091398201) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 233520586 + ... + 233580003.

Almost surely, 2^{13877091398601} is an apocalyptic number.

It is an amenable number.

13877091398601 is a deficient number, since it is larger than the sum of its proper divisors (6173668527739).

13877091398601 is a wasteful number, since it uses less digits than its factorization.

13877091398601 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 467103896 (or 467103893 counting only the distinct ones).

The product of its (nonzero) digits is 13716864, while the sum is 63.

The spelling of 13877091398601 in words is "thirteen trillion, eight hundred seventy-seven billion, ninety-one million, three hundred ninety-eight thousand, six hundred one".