4138140380 has 48 divisors (see below), whose sum is σ = 9681831936. Its totient is φ = 1472758080.

The previous prime is 4138140367. The next prime is 4138140401. The reversal of 4138140380 is 830418314.

It is a congruent number.

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 15 ways as a sum of consecutive naturals, for example, 189764 + ... + 210443.

It is an arithmetic number, because the mean of its divisors is an integer number (201704832).

Almost surely, 2^4138140380 is an apocalyptic number.

It is an amenable number.

4138140380 is an abundant number, since it is smaller than the sum of its proper divisors (5543691556).

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

4138140380 is a wasteful number, since it uses less digits than its factorization.

4138140380 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 400274 (or 400272 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 32.

The square root of 4138140380 is about 64328.3792738477. The cubic root of 4138140380 is about 1605.4683182891.

Adding to 4138140380 its reverse (830418314), we get a palindrome (4968558694).

The spelling of 4138140380 in words is "four billion, one hundred thirty-eight million, one hundred forty thousand, three hundred eighty".