16887522313 has 2 divisors, whose sum is σ = 16887522314. Its totient is φ = 16887522312.

The previous prime is 16887522299. The next prime is 16887522329. The reversal of 16887522313 is 31322578861.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 16887522304 + 9 = 129952^2 + 3^2 .

It is a cyclic number.

It is not a de Polignac number, because 16887522313 - 2²⁵ = 16853967881 is a prime.

It is not a weakly prime, because it can be changed into another prime (16887552313) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8443761156 + 8443761157.

It is an arithmetic number, because the mean of its divisors is an integer number (8443761157).

Almost surely, 2^16887522313 is an apocalyptic number.

It is an amenable number.

16887522313 is a deficient number, since it is larger than the sum of its proper divisors (1).

16887522313 is an equidigital number, since it uses as much as digits as its factorization.

16887522313 is an evil number, because the sum of its binary digits is even.

The product of its digits is 483840, while the sum is 46.

The spelling of 16887522313 in words is "sixteen billion, eight hundred eighty-seven million, five hundred twenty-two thousand, three hundred thirteen".