16466660111 has 8 divisors (see below), whose sum is σ = 17965227648. Its totient is φ = 14968359000.

The previous prime is 16466660101. The next prime is 16466660123. The reversal of 16466660111 is 11106666461.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 16466660111 - 2²² = 16462465807 is a prime.

It is a super-2 number, since 2×16466660111² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16466660101) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 75896 + ... + 196706.

It is an arithmetic number, because the mean of its divisors is an integer number (2245653456).

Almost surely, 2^16466660111 is an apocalyptic number.

16466660111 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

16466660111 is a deficient number, since it is larger than the sum of its proper divisors (1498567537).

16466660111 is a wasteful number, since it uses less digits than its factorization.

16466660111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 133213.

The product of its (nonzero) digits is 31104, while the sum is 38.

The spelling of 16466660111 in words is "sixteen billion, four hundred sixty-six million, six hundred sixty thousand, one hundred eleven".