13891634492411 has 8 divisors (see below), whose sum is σ = 14973543434640. Its totient is φ = 12811628646432.

The previous prime is 13891634492399. The next prime is 13891634492429. The reversal of 13891634492411 is 11429443619831.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13891634492411 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13891634492011) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 475758896 + ... + 475788093.

It is an arithmetic number, because the mean of its divisors is an integer number (1871692929330).

Almost surely, 2^{13891634492411} is an apocalyptic number.

13891634492411 is a deficient number, since it is larger than the sum of its proper divisors (1081908942229).

13891634492411 is a wasteful number, since it uses less digits than its factorization.

13891634492411 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 951548125.

The product of its digits is 4478976, while the sum is 56.

The spelling of 13891634492411 in words is "thirteen trillion, eight hundred ninety-one billion, six hundred thirty-four million, four hundred ninety-two thousand, four hundred eleven".