16731464671 has 2 divisors, whose sum is σ = 16731464672. Its totient is φ = 16731464670.

The previous prime is 16731464599. The next prime is 16731464693. The reversal of 16731464671 is 17646413761.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 16731464671 - 2²¹ = 16729367519 is a prime.

It is a super-2 number, since 2×16731464671² (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 (16731467671) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8365732335 + 8365732336.

It is an arithmetic number, because the mean of its divisors is an integer number (8365732336).

Almost surely, 2^16731464671 is an apocalyptic number.

16731464671 is a deficient number, since it is larger than the sum of its proper divisors (1).

16731464671 is an equidigital number, since it uses as much as digits as its factorization.

16731464671 is an evil number, because the sum of its binary digits is even.

The product of its digits is 508032, while the sum is 46.

The spelling of 16731464671 in words is "sixteen billion, seven hundred thirty-one million, four hundred sixty-four thousand, six hundred seventy-one".