3840518380 has 96 divisors (see below), whose sum is σ = 8664485760. Its totient is φ = 1426360320.

The previous prime is 3840518377. The next prime is 3840518419. The reversal of 3840518380 is 838150483.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5072962 + ... + 5073718.

It is an arithmetic number, because the mean of its divisors is an integer number (90255060).

Almost surely, 2^3840518380 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3840518380, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4332242880).

3840518380 is an abundant number, since it is smaller than the sum of its proper divisors (4823967380).

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

3840518380 is a wasteful number, since it uses less digits than its factorization.

3840518380 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1099 (or 1097 counting only the distinct ones).

The product of its (nonzero) digits is 92160, while the sum is 40.

The square root of 3840518380 is about 61971.9160588084. The cubic root of 3840518380 is about 1566.0175181959.

The spelling of 3840518380 in words is "three billion, eight hundred forty million, five hundred eighteen thousand, three hundred eighty".