16212012896 has 24 divisors (see below), whose sum is σ = 31946045040. Its totient is φ = 8098731648.

The previous prime is 16212012881. The next prime is 16212012899. The reversal of 16212012896 is 69821021261.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16212012899) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 191036 + ... + 262523.

It is an arithmetic number, because the mean of its divisors is an integer number (1331085210).

Almost surely, 2^16212012896 is an apocalyptic number.

16212012896 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

16212012896 is a deficient number, since it is larger than the sum of its proper divisors (15734032144).

16212012896 is a wasteful number, since it uses less digits than its factorization.

16212012896 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 454686 (or 454678 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 38.

The spelling of 16212012896 in words is "sixteen billion, two hundred twelve million, twelve thousand, eight hundred ninety-six".