16480767689 has 2 divisors, whose sum is σ = 16480767690. Its totient is φ = 16480767688.

The previous prime is 16480767683. The next prime is 16480767701. The reversal of 16480767689 is 98676708461.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11388518089 + 5092249600 = 106717^2 + 71360^2 .

It is a cyclic number.

It is not a de Polignac number, because 16480767689 - 2⁴ = 16480767673 is a prime.

It is not a weakly prime, because it can be changed into another prime (16480767683) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8240383844 + 8240383845.

It is an arithmetic number, because the mean of its divisors is an integer number (8240383845).

Almost surely, 2^16480767689 is an apocalyptic number.

It is an amenable number.

16480767689 is a deficient number, since it is larger than the sum of its proper divisors (1).

16480767689 is an equidigital number, since it uses as much as digits as its factorization.

16480767689 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 24385536, while the sum is 62.

The spelling of 16480767689 in words is "sixteen billion, four hundred eighty million, seven hundred sixty-seven thousand, six hundred eighty-nine".