14591816047 has 2 divisors, whose sum is σ = 14591816048. Its totient is φ = 14591816046.

The previous prime is 14591816027. The next prime is 14591816069. The reversal of 14591816047 is 74061819541.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-14591816047 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 14591815988 and 14591816006.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (14591816027) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7295908023 + 7295908024.

It is an arithmetic number, because the mean of its divisors is an integer number (7295908024).

Almost surely, 2^14591816047 is an apocalyptic number.

14591816047 is a deficient number, since it is larger than the sum of its proper divisors (1).

14591816047 is an equidigital number, since it uses as much as digits as its factorization.

14591816047 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 241920, while the sum is 46.

The spelling of 14591816047 in words is "fourteen billion, five hundred ninety-one million, eight hundred sixteen thousand, forty-seven".