16807832212 has 18 divisors (see below), whose sum is σ = 31043277258. Its totient is φ = 7961604048.

The previous prime is 16807832203. The next prime is 16807832219. The reversal of 16807832212 is 21223870861.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 16282780816 + 525051396 = 127604^2 + 22914^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16807832219) 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, 5818443 + ... + 5821330.

Almost surely, 2^16807832212 is an apocalyptic number.

It is an amenable number.

16807832212 is a deficient number, since it is larger than the sum of its proper divisors (14235445046).

16807832212 is a wasteful number, since it uses less digits than its factorization.

16807832212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11639815 (or 11639794 counting only the distinct ones).

The product of its (nonzero) digits is 64512, while the sum is 40.

The spelling of 16807832212 in words is "sixteen billion, eight hundred seven million, eight hundred thirty-two thousand, two hundred twelve".