16892320212 has 18 divisors (see below), whose sum is σ = 42700031738. Its totient is φ = 5630773392.

The previous prime is 16892320199. The next prime is 16892320217. The reversal of 16892320212 is 21202329861.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 10925684676 + 5966635536 = 104526^2 + 77244^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a Harshad number since it is a multiple of its sum of digits (36), and also a Moran number because the ratio is a prime number: 469231117 = 16892320212 / (1 + 6 + 8 + 9 + 2 + 3 + 2 + 0 + 2 + 1 + 2).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16892320217) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 234615523 + ... + 234615594.

Almost surely, 2^16892320212 is an apocalyptic number.

16892320212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

16892320212 is an abundant number, since it is smaller than the sum of its proper divisors (25807711526).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

16892320212 is a wasteful number, since it uses less digits than its factorization.

16892320212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 469231127 (or 469231122 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 36.

The spelling of 16892320212 in words is "sixteen billion, eight hundred ninety-two million, three hundred twenty thousand, two hundred twelve".