16769017931 has 2 divisors, whose sum is σ = 16769017932. Its totient is φ = 16769017930.

The previous prime is 16769017919. The next prime is 16769017933. The reversal of 16769017931 is 13971096761.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 16769017931 - 2²⁶ = 16701909067 is a prime.

It is a super-2 number, since 2×16769017931² (a number of 21 digits) contains 22 as substring.

Together with 16769017933, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 16769017931.

It is not a weakly prime, because it can be changed into another prime (16769017933) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8384508965 + 8384508966.

It is an arithmetic number, because the mean of its divisors is an integer number (8384508966).

Almost surely, 2^16769017931 is an apocalyptic number.

16769017931 is a deficient number, since it is larger than the sum of its proper divisors (1).

16769017931 is an equidigital number, since it uses as much as digits as its factorization.

16769017931 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 428652, while the sum is 50.

The spelling of 16769017931 in words is "sixteen billion, seven hundred sixty-nine million, seventeen thousand, nine hundred thirty-one".