16672213455207 has 16 divisors (see below), whose sum is σ = 22502116707840. Its totient is φ = 10978615206272.

The previous prime is 16672213455193. The next prime is 16672213455257. The reversal of 16672213455207 is 70255431227661.

It is a cyclic number.

It is not a de Polignac number, because 16672213455207 - 2¹⁴ = 16672213438823 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 16672213455207.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16672213455257) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5750607 + ... + 8149472.

It is an arithmetic number, because the mean of its divisors is an integer number (1406382294240).

Almost surely, 2^{16672213455207} is an apocalyptic number.

16672213455207 is a deficient number, since it is larger than the sum of its proper divisors (5829903252633).

16672213455207 is a wasteful number, since it uses less digits than its factorization.

16672213455207 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13904982.

The product of its (nonzero) digits is 4233600, while the sum is 51.

The spelling of 16672213455207 in words is "sixteen trillion, six hundred seventy-two billion, two hundred thirteen million, four hundred fifty-five thousand, two hundred seven".