16150556666 has 8 divisors (see below), whose sum is σ = 24226550400. Its totient is φ = 8075039868.

The previous prime is 16150556633. The next prime is 16150556671. The reversal of 16150556666 is 66665505161.

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

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 16150556666.

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, 17066 + ... + 180533.

It is an arithmetic number, because the mean of its divisors is an integer number (3028318800).

Almost surely, 2^16150556666 is an apocalyptic number.

16150556666 is a deficient number, since it is larger than the sum of its proper divisors (8075993734).

16150556666 is a wasteful number, since it uses less digits than its factorization.

16150556666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 238468.

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

The spelling of 16150556666 in words is "sixteen billion, one hundred fifty million, five hundred fifty-six thousand, six hundred sixty-six".