2016968688 has 100 divisors (see below), whose sum is σ = 6671678640. Its totient is φ = 576274176.

The previous prime is 2016968659. The next prime is 2016968711. The reversal of 2016968688 is 8868696102.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a zygodrome in base 2.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 102093 + ... + 120236.

Almost surely, 2^2016968688 is an apocalyptic number.

2016968688 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

2016968688 is an abundant number, since it is smaller than the sum of its proper divisors (4654709952).

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

2016968688 is a wasteful number, since it uses less digits than its factorization.

2016968688 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 222356 (or 222341 counting only the distinct ones).

The product of its (nonzero) digits is 1990656, while the sum is 54.

The square root of 2016968688 is about 44910.6745440324. The cubic root of 2016968688 is about 1263.4742211852.

The spelling of 2016968688 in words is "two billion, sixteen million, nine hundred sixty-eight thousand, six hundred eighty-eight".