16517373811 has 2 divisors, whose sum is σ = 16517373812. Its totient is φ = 16517373810.

The previous prime is 16517373787. The next prime is 16517373853. The reversal of 16517373811 is 11837371561.

It is a weak prime.

It is an emirp because it is prime and its reverse (11837371561) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 16517373811 - 2³¹ = 14369890163 is a prime.

It is a super-2 number, since 2×16517373811² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (16517373011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8258686905 + 8258686906.

It is an arithmetic number, because the mean of its divisors is an integer number (8258686906).

Almost surely, 2^16517373811 is an apocalyptic number.

16517373811 is a deficient number, since it is larger than the sum of its proper divisors (1).

16517373811 is an equidigital number, since it uses as much as digits as its factorization.

16517373811 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 105840, while the sum is 43.

The spelling of 16517373811 in words is "sixteen billion, five hundred seventeen million, three hundred seventy-three thousand, eight hundred eleven".