16722011459 has 2 divisors, whose sum is σ = 16722011460. Its totient is φ = 16722011458.

The previous prime is 16722011447. The next prime is 16722011489. The reversal of 16722011459 is 95411022761.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 16722011459 - 2²⁸ = 16453576003 is a prime.

It is not a weakly prime, because it can be changed into another prime (16722011489) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8361005729 + 8361005730.

It is an arithmetic number, because the mean of its divisors is an integer number (8361005730).

Almost surely, 2^16722011459 is an apocalyptic number.

16722011459 is a deficient number, since it is larger than the sum of its proper divisors (1).

16722011459 is an equidigital number, since it uses as much as digits as its factorization.

16722011459 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 30240, while the sum is 38.

The spelling of 16722011459 in words is "sixteen billion, seven hundred twenty-two million, eleven thousand, four hundred fifty-nine".