16695714816 has 440 divisors, whose sum is σ = 56353746240. Its totient is φ = 4877107200.

The previous prime is 16695714779. The next prime is 16695714863. The reversal of 16695714816 is 61841759661.

16695714816 is a `hidden beast` number, since 1 + 6 + 6 + 95 + 71 + 481 + 6 = 666.

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

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 26458821 + ... + 26459451.

It is an arithmetic number, because the mean of its divisors is an integer number (128076696).

Almost surely, 2^16695714816 is an apocalyptic number.

16695714816 is a gapful number since it is divisible by the number (16) 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 16695714816, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (28176873120).

16695714816 is an abundant number, since it is smaller than the sum of its proper divisors (39658031424).

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

16695714816 is a wasteful number, since it uses less digits than its factorization.

16695714816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 703 (or 676 counting only the distinct ones).

The product of its digits is 2177280, while the sum is 54.

The spelling of 16695714816 in words is "sixteen billion, six hundred ninety-five million, seven hundred fourteen thousand, eight hundred sixteen".