16972478759 has 2 divisors, whose sum is σ = 16972478760. Its totient is φ = 16972478758.

The previous prime is 16972478749. The next prime is 16972478767. The reversal of 16972478759 is 95787427961.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-16972478759 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 16972478695 and 16972478704.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16972478749) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8486239379 + 8486239380.

It is an arithmetic number, because the mean of its divisors is an integer number (8486239380).

Almost surely, 2^16972478759 is an apocalyptic number.

16972478759 is a deficient number, since it is larger than the sum of its proper divisors (1).

16972478759 is an equidigital number, since it uses as much as digits as its factorization.

16972478759 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 53343360, while the sum is 65.

The spelling of 16972478759 in words is "sixteen billion, nine hundred seventy-two million, four hundred seventy-eight thousand, seven hundred fifty-nine".