3816399888 has 300 divisors, whose sum is σ = 13529706960. Its totient is φ = 1032683904.

The previous prime is 3816399809. The next prime is 3816399901. The reversal of 3816399888 is 8889936183.

It is a Harshad number since it is a multiple of its sum of digits (63).

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

It is an unprimeable number.

It is a polite number, since it can be written in 59 ways as a sum of consecutive naturals, for example, 1204995 + ... + 1208157.

Almost surely, 2^3816399888 is an apocalyptic number.

3816399888 is a gapful number since it is divisible by the number (38) 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 3816399888, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6764853480).

3816399888 is an abundant number, since it is smaller than the sum of its proper divisors (9713307072).

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

3816399888 is a wasteful number, since it uses less digits than its factorization.

3816399888 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3216 (or 3194 counting only the distinct ones).

The product of its digits is 17915904, while the sum is 63.

The square root of 3816399888 is about 61777.0174741384. The cubic root of 3816399888 is about 1562.7324301313.

The spelling of 3816399888 in words is "three billion, eight hundred sixteen million, three hundred ninety-nine thousand, eight hundred eighty-eight".