16166816662 has 8 divisors (see below), whose sum is σ = 24464829096. Its totient is φ = 8011873632.

The previous prime is 16166816573. The next prime is 16166816713. The reversal of 16166816662 is 26661866161.

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

It is a super-2 number, since 2×16166816662² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 35767068 + ... + 35767519.

It is an arithmetic number, because the mean of its divisors is an integer number (3058103637).

Almost surely, 2^16166816662 is an apocalyptic number.

16166816662 is a deficient number, since it is larger than the sum of its proper divisors (8298012434).

16166816662 is a wasteful number, since it uses less digits than its factorization.

16166816662 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71534702.

The product of its digits is 746496, while the sum is 49.

The spelling of 16166816662 in words is "sixteen billion, one hundred sixty-six million, eight hundred sixteen thousand, six hundred sixty-two".