16666500135 has 16 divisors (see below), whose sum is σ = 26673319296. Its totient is φ = 8886493728.

The previous prime is 16666500119. The next prime is 16666500157. The reversal of 16666500135 is 53100566661.

It is not a de Polignac number, because 16666500135 - 2⁴ = 16666500119 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 16666500093 and 16666500102.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 83589 + ... + 200798.

It is an arithmetic number, because the mean of its divisors is an integer number (1667082456).

Almost surely, 2^16666500135 is an apocalyptic number.

16666500135 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

16666500135 is a deficient number, since it is larger than the sum of its proper divisors (10006819161).

16666500135 is a wasteful number, since it uses less digits than its factorization.

16666500135 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 288302.

The product of its (nonzero) digits is 97200, while the sum is 39.

The spelling of 16666500135 in words is "sixteen billion, six hundred sixty-six million, five hundred thousand, one hundred thirty-five".