15328118394943 has 2 divisors, whose sum is σ = 15328118394944. Its totient is φ = 15328118394942.

The previous prime is 15328118394929. The next prime is 15328118394977. The reversal of 15328118394943 is 34949381182351.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 15328118394943 - 2²⁵ = 15328084840511 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (15328118394983) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7664059197471 + 7664059197472.

It is an arithmetic number, because the mean of its divisors is an integer number (7664059197472).

Almost surely, 2^{15328118394943} is an apocalyptic number.

15328118394943 is a deficient number, since it is larger than the sum of its proper divisors (1).

15328118394943 is an equidigital number, since it uses as much as digits as its factorization.

15328118394943 is an evil number, because the sum of its binary digits is even.

The product of its digits is 22394880, while the sum is 61.

The spelling of 15328118394943 in words is "fifteen trillion, three hundred twenty-eight billion, one hundred eighteen million, three hundred ninety-four thousand, nine hundred forty-three".