16340410631 has 2 divisors, whose sum is σ = 16340410632. Its totient is φ = 16340410630.

The previous prime is 16340410627. The next prime is 16340410637. The reversal of 16340410631 is 13601404361.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 16340410631 - 2² = 16340410627 is a prime.

It is a super-2 number, since 2×16340410631² (a number of 21 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a junction number, because it is equal to n+sod(n) for n = 16340410594 and 16340410603.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16340410637) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8170205315 + 8170205316.

It is an arithmetic number, because the mean of its divisors is an integer number (8170205316).

Almost surely, 2^16340410631 is an apocalyptic number.

16340410631 is a deficient number, since it is larger than the sum of its proper divisors (1).

16340410631 is an equidigital number, since it uses as much as digits as its factorization.

16340410631 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5184, while the sum is 29.

Adding to 16340410631 its reverse (13601404361), we get a palindrome (29941814992).

The spelling of 16340410631 in words is "sixteen billion, three hundred forty million, four hundred ten thousand, six hundred thirty-one".