16451430970097 has 2 divisors, whose sum is σ = 16451430970098. Its totient is φ = 16451430970096.

The previous prime is 16451430970069. The next prime is 16451430970099. The reversal of 16451430970097 is 79007903415461.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 15417174513841 + 1034256456256 = 3926471^2 + 1016984^2 .

It is a cyclic number.

It is not a de Polignac number, because 16451430970097 - 2¹⁸ = 16451430707953 is a prime.

Together with 16451430970099, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (16451430970099) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8225715485048 + 8225715485049.

It is an arithmetic number, because the mean of its divisors is an integer number (8225715485049).

Almost surely, 2^{16451430970097} is an apocalyptic number.

It is an amenable number.

16451430970097 is a deficient number, since it is larger than the sum of its proper divisors (1).

16451430970097 is an equidigital number, since it uses as much as digits as its factorization.

16451430970097 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5715360, while the sum is 56.

The spelling of 16451430970097 in words is "sixteen trillion, four hundred fifty-one billion, four hundred thirty million, nine hundred seventy thousand, ninety-seven".