16368666207 has 8 divisors (see below), whose sum is σ = 21893737776. Its totient is φ = 10878019392.

The previous prime is 16368666203. The next prime is 16368666287. The reversal of 16368666207 is 70266686361.

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

It is not a de Polignac number, because 16368666207 - 2² = 16368666203 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 16368666207.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16368666203) 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, 8605078 + ... + 8606979.

It is an arithmetic number, because the mean of its divisors is an integer number (2736717222).

Almost surely, 2^16368666207 is an apocalyptic number.

16368666207 is a deficient number, since it is larger than the sum of its proper divisors (5525071569).

16368666207 is a wasteful number, since it uses less digits than its factorization.

16368666207 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17212377.

The product of its (nonzero) digits is 2612736, while the sum is 51.

The spelling of 16368666207 in words is "sixteen billion, three hundred sixty-eight million, six hundred sixty-six thousand, two hundred seven".