16940283312 has 160 divisors (see below), whose sum is σ = 45923282944. Its totient is φ = 5374771200.

The previous prime is 16940283293. The next prime is 16940283319. The reversal of 16940283312 is 21338204961.

It is not an unprimeable number, because it can be changed into a prime (16940283319) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 34784733 + ... + 34785219.

Almost surely, 2^16940283312 is an apocalyptic number.

16940283312 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 16940283312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (22961641472).

16940283312 is an abundant number, since it is smaller than the sum of its proper divisors (28982999632).

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

16940283312 is a wasteful number, since it uses less digits than its factorization.

16940283312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 867 (or 861 counting only the distinct ones).

The product of its (nonzero) digits is 62208, while the sum is 39.

The spelling of 16940283312 in words is "sixteen billion, nine hundred forty million, two hundred eighty-three thousand, three hundred twelve".