16347132499 has 2 divisors, whose sum is σ = 16347132500. Its totient is φ = 16347132498.

The previous prime is 16347132479. The next prime is 16347132517. The reversal of 16347132499 is 99423174361.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 16347132499 - 2¹⁹ = 16346608211 is a prime.

It is not a weakly prime, because it can be changed into another prime (16347132479) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8173566249 + 8173566250.

It is an arithmetic number, because the mean of its divisors is an integer number (8173566250).

Almost surely, 2^16347132499 is an apocalyptic number.

16347132499 is a deficient number, since it is larger than the sum of its proper divisors (1).

16347132499 is an equidigital number, since it uses as much as digits as its factorization.

16347132499 is an evil number, because the sum of its binary digits is even.

The product of its digits is 979776, while the sum is 49.

The spelling of 16347132499 in words is "sixteen billion, three hundred forty-seven million, one hundred thirty-two thousand, four hundred ninety-nine".