16266464403 has 32 divisors (see below), whose sum is σ = 25075249152. Its totient is φ = 9187344000.

The previous prime is 16266464387. The next prime is 16266464441. The reversal of 16266464403 is 30446466261.

16266464403 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 16266464403 - 2⁴ = 16266464387 is a prime.

It is a super-2 number, since 2×16266464403² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (16266460403) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1293918 + ... + 1306428.

It is an arithmetic number, because the mean of its divisors is an integer number (783601536).

Almost surely, 2^16266464403 is an apocalyptic number.

16266464403 is a deficient number, since it is larger than the sum of its proper divisors (8808784749).

16266464403 is a wasteful number, since it uses less digits than its factorization.

16266464403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13235.

The product of its (nonzero) digits is 497664, while the sum is 42.

The spelling of 16266464403 in words is "sixteen billion, two hundred sixty-six million, four hundred sixty-four thousand, four hundred three".