16866267631059 has 288 divisors, whose sum is σ = 30511475097600. Its totient is φ = 8245353916800.

The previous prime is 16866267631039. The next prime is 16866267631091. The reversal of 16866267631059 is 95013676266861.

It is not a de Polignac number, because 16866267631059 - 2⁵ = 16866267631027 is a prime.

It is a super-2 number, since 2×16866267631059² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (16866267631039) by changing a digit.

It is a polite number, since it can be written in 287 ways as a sum of consecutive naturals, for example, 2918541432 + ... + 2918547210.

Almost surely, 2^{16866267631059} is an apocalyptic number.

16866267631059 is a deficient number, since it is larger than the sum of its proper divisors (13645207466541).

16866267631059 is a wasteful number, since it uses less digits than its factorization.

16866267631059 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5995 (or 5977 counting only the distinct ones).

The product of its (nonzero) digits is 117573120, while the sum is 66.

The spelling of 16866267631059 in words is "sixteen trillion, eight hundred sixty-six billion, two hundred sixty-seven million, six hundred thirty-one thousand, fifty-nine".