16550656166 has 8 divisors (see below), whose sum is σ = 27082891944. Its totient is φ = 7523025520.

The previous prime is 16550656139. The next prime is 16550656193. The reversal of 16550656166 is 66165605561.

It is an interprime number because it is at equal distance from previous prime (16550656139) and next prime (16550656193).

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

It is a self number, because there is not a number n which added to its sum of digits gives 16550656166.

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, 376151255 + ... + 376151298.

It is an arithmetic number, because the mean of its divisors is an integer number (3385361493).

Almost surely, 2^16550656166 is an apocalyptic number.

16550656166 is a deficient number, since it is larger than the sum of its proper divisors (10532235778).

16550656166 is a wasteful number, since it uses less digits than its factorization.

16550656166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 752302566.

The product of its (nonzero) digits is 972000, while the sum is 47.

The spelling of 16550656166 in words is "sixteen billion, five hundred fifty million, six hundred fifty-six thousand, one hundred sixty-six".