16764272205 has 16 divisors (see below), whose sum is σ = 26827615680. Its totient is φ = 8939351808.

The previous prime is 16764272191. The next prime is 16764272233. The reversal of 16764272205 is 50227246761.

It is not a de Polignac number, because 16764272205 - 2¹¹ = 16764270157 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10012 + ... + 183381.

It is an arithmetic number, because the mean of its divisors is an integer number (1676725980).

Almost surely, 2^16764272205 is an apocalyptic number.

16764272205 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

16764272205 is a deficient number, since it is larger than the sum of its proper divisors (10063343475).

16764272205 is a wasteful number, since it uses less digits than its factorization.

16764272205 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 199180.

The product of its (nonzero) digits is 282240, while the sum is 42.

The spelling of 16764272205 in words is "sixteen billion, seven hundred sixty-four million, two hundred seventy-two thousand, two hundred five".