16004031469 has 2 divisors, whose sum is σ = 16004031470. Its totient is φ = 16004031468.

The previous prime is 16004031391. The next prime is 16004031487. The reversal of 16004031469 is 96413040061.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 13856821225 + 2147210244 = 117715^2 + 46338^2 .

It is a cyclic number.

It is not a de Polignac number, because 16004031469 - 2²⁹ = 15467160557 is a prime.

It is a super-2 number, since 2×16004031469² (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 (16004031269) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8002015734 + 8002015735.

It is an arithmetic number, because the mean of its divisors is an integer number (8002015735).

Almost surely, 2^16004031469 is an apocalyptic number.

It is an amenable number.

16004031469 is a deficient number, since it is larger than the sum of its proper divisors (1).

16004031469 is an equidigital number, since it uses as much as digits as its factorization.

16004031469 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 15552, while the sum is 34.

The spelling of 16004031469 in words is "sixteen billion, four million, thirty-one thousand, four hundred sixty-nine".