16466223607 has 2 divisors, whose sum is σ = 16466223608. Its totient is φ = 16466223606.

The previous prime is 16466223583. The next prime is 16466223623. The reversal of 16466223607 is 70632266461.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 16466223607 - 2¹⁹ = 16465699319 is a prime.

It is a super-2 number, since 2×16466223607² (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 (16466227607) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8233111803 + 8233111804.

It is an arithmetic number, because the mean of its divisors is an integer number (8233111804).

Almost surely, 2^16466223607 is an apocalyptic number.

16466223607 is a deficient number, since it is larger than the sum of its proper divisors (1).

16466223607 is an equidigital number, since it uses as much as digits as its factorization.

16466223607 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 435456, while the sum is 43.

The spelling of 16466223607 in words is "sixteen billion, four hundred sixty-six million, two hundred twenty-three thousand, six hundred seven".