16716453469 has 2 divisors, whose sum is σ = 16716453470. Its totient is φ = 16716453468.

The previous prime is 16716453463. The next prime is 16716453473. The reversal of 16716453469 is 96435461761.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 16070632900 + 645820569 = 126770^2 + 25413^2 .

It is a cyclic number.

It is not a de Polignac number, because 16716453469 - 2⁵ = 16716453437 is a prime.

It is a super-2 number, since 2×16716453469² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16716453463) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8358226734 + 8358226735.

It is an arithmetic number, because the mean of its divisors is an integer number (8358226735).

Almost surely, 2^16716453469 is an apocalyptic number.

It is an amenable number.

16716453469 is a deficient number, since it is larger than the sum of its proper divisors (1).

16716453469 is an equidigital number, since it uses as much as digits as its factorization.

16716453469 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3265920, while the sum is 52.

The spelling of 16716453469 in words is "sixteen billion, seven hundred sixteen million, four hundred fifty-three thousand, four hundred sixty-nine".