3816816655 has 16 divisors (see below), whose sum is σ = 4713375744. Its totient is φ = 2965649440.

The previous prime is 3816816623. The next prime is 3816816667. The reversal of 3816816655 is 5566186183.

It is not a de Polignac number, because 3816816655 - 2⁵ = 3816816623 is a prime.

It is a Duffinian number.

It is a zygodrome in base 2.

It is a junction number, because it is equal to n+sod(n) for n = 3816816599 and 3816816608.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 31207 + ... + 92776.

It is an arithmetic number, because the mean of its divisors is an integer number (294585984).

Almost surely, 2^3816816655 is an apocalyptic number.

3816816655 is a deficient number, since it is larger than the sum of its proper divisors (896559089).

3816816655 is a wasteful number, since it uses less digits than its factorization.

3816816655 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 124166.

The product of its digits is 1036800, while the sum is 49.

The square root of 3816816655 is about 61780.3905377750. The cubic root of 3816816655 is about 1562.7893137231.

The spelling of 3816816655 in words is "three billion, eight hundred sixteen million, eight hundred sixteen thousand, six hundred fifty-five".