16466425568 has 12 divisors (see below), whose sum is σ = 32418275400. Its totient is φ = 8233212768.

The previous prime is 16466425561. The next prime is 16466425621. The reversal of 16466425568 is 86552466461.

It is a super-2 number, since 2×16466425568² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16466425561) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 257287868 + ... + 257287931.

It is an arithmetic number, because the mean of its divisors is an integer number (2701522950).

Almost surely, 2^16466425568 is an apocalyptic number.

It is an amenable number.

16466425568 is a deficient number, since it is larger than the sum of its proper divisors (15951849832).

16466425568 is an equidigital number, since it uses as much as digits as its factorization.

16466425568 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 514575809 (or 514575801 counting only the distinct ones).

The product of its digits is 8294400, while the sum is 53.

The spelling of 16466425568 in words is "sixteen billion, four hundred sixty-six million, four hundred twenty-five thousand, five hundred sixty-eight".