16973907479 has 2 divisors, whose sum is σ = 16973907480. Its totient is φ = 16973907478.

The previous prime is 16973907439. The next prime is 16973907487. The reversal of 16973907479 is 97470937961.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 16973907479 - 2²⁸ = 16705472023 is a prime.

It is a super-2 number, since 2×16973907479² (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 (16973907439) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8486953739 + 8486953740.

It is an arithmetic number, because the mean of its divisors is an integer number (8486953740).

Almost surely, 2^16973907479 is an apocalyptic number.

16973907479 is a deficient number, since it is larger than the sum of its proper divisors (1).

16973907479 is an equidigital number, since it uses as much as digits as its factorization.

16973907479 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18003384, while the sum is 62.

The spelling of 16973907479 in words is "sixteen billion, nine hundred seventy-three million, nine hundred seven thousand, four hundred seventy-nine".