16966673712 has 240 divisors, whose sum is σ = 49585016832. Its totient is φ = 5412718080.

The previous prime is 16966673663. The next prime is 16966673743. The reversal of 16966673712 is 21737666961.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 74742943 + ... + 74743169.

Almost surely, 2^16966673712 is an apocalyptic number.

16966673712 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 16966673712, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (24792508416).

16966673712 is an abundant number, since it is smaller than the sum of its proper divisors (32618343120).

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

16966673712 is a wasteful number, since it uses less digits than its factorization.

16966673712 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 496 (or 487 counting only the distinct ones).

The product of its digits is 3429216, while the sum is 54.

The spelling of 16966673712 in words is "sixteen billion, nine hundred sixty-six million, six hundred seventy-three thousand, seven hundred twelve".