4047365808 has 30 divisors (see below), whose sum is σ = 11327003324. Its totient is φ = 1349121888.

The previous prime is 4047365801. The next prime is 4047365851. The reversal of 4047365808 is 8085637404.

4047365808 is a `hidden beast` number, since 40 + 473 + 65 + 80 + 8 = 666.

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (4047365801) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 14053210 + ... + 14053497.

Almost surely, 2^4047365808 is an apocalyptic number.

4047365808 is a gapful number since it is divisible by the number (48) formed by its first and last digit.

It is an amenable number.

4047365808 is an abundant number, since it is smaller than the sum of its proper divisors (7279637516).

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

4047365808 is a wasteful number, since it uses less digits than its factorization.

4047365808 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28106721 (or 28106712 counting only the distinct ones).

The product of its (nonzero) digits is 645120, while the sum is 45.

The square root of 4047365808 is about 63618.9107734485. The cubic root of 4047365808 is about 1593.6421928092.

The spelling of 4047365808 in words is "four billion, forty-seven million, three hundred sixty-five thousand, eight hundred eight".