16885327651 has 2 divisors, whose sum is σ = 16885327652. Its totient is φ = 16885327650.

The previous prime is 16885327601. The next prime is 16885327699. The reversal of 16885327651 is 15672358861.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 16885327651 - 2¹⁹ = 16884803363 is a prime.

It is a super-2 number, since 2×16885327651² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (16885327601) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8442663825 + 8442663826.

It is an arithmetic number, because the mean of its divisors is an integer number (8442663826).

Almost surely, 2^16885327651 is an apocalyptic number.

16885327651 is a deficient number, since it is larger than the sum of its proper divisors (1).

16885327651 is an equidigital number, since it uses as much as digits as its factorization.

16885327651 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2419200, while the sum is 52.

The spelling of 16885327651 in words is "sixteen billion, eight hundred eighty-five million, three hundred twenty-seven thousand, six hundred fifty-one".