16730967864 has 128 divisors (see below), whose sum is σ = 47557440000. Its totient is φ = 4862467584.

The previous prime is 16730967863. The next prime is 16730967917. The reversal of 16730967864 is 46876903761.

It is a Harshad number since it is a multiple of its sum of digits (57).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16730967863) 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, 2064829 + ... + 2072915.

It is an arithmetic number, because the mean of its divisors is an integer number (371542500).

Almost surely, 2^16730967864 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 16730967864, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (23778720000).

16730967864 is an abundant number, since it is smaller than the sum of its proper divisors (30826472136).

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

16730967864 is a wasteful number, since it uses less digits than its factorization.

16730967864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8477 (or 8473 counting only the distinct ones).

The product of its (nonzero) digits is 9144576, while the sum is 57.

The spelling of 16730967864 in words is "sixteen billion, seven hundred thirty million, nine hundred sixty-seven thousand, eight hundred sixty-four".