6299814816 has 72 divisors (see below), whose sum is σ = 18694035360. Its totient is φ = 2008634496.

The previous prime is 6299814799. The next prime is 6299814817. The reversal of 6299814816 is 6184189926.

6299814816 is a `hidden beast` number, since 629 + 9 + 8 + 1 + 4 + 8 + 1 + 6 = 666.

It is a tau number, because it is divible by the number of its divisors (72).

It is a super-2 number, since 2×6299814816² = 79375333431786227712, which contains 22 as substring.

It is a nude number because it is divisible by every one of its digits.

It is not an unprimeable number, because it can be changed into a prime (6299814817) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 468906 + ... + 482153.

It is an arithmetic number, because the mean of its divisors is an integer number (259639380).

Almost surely, 2^6299814816 is an apocalyptic number.

It is an amenable number.

6299814816 is an abundant number, since it is smaller than the sum of its proper divisors (12394220544).

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

6299814816 is a wasteful number, since it uses less digits than its factorization.

6299814816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 951098 (or 951087 counting only the distinct ones).

The product of its digits is 1492992, while the sum is 54.

The square root of 6299814816 is about 79371.3727738156. The cubic root of 6299814816 is about 1846.8966540239.

The spelling of 6299814816 in words is "six billion, two hundred ninety-nine million, eight hundred fourteen thousand, eight hundred sixteen".