4000182540 has 48 divisors (see below), whose sum is σ = 11687493888. Its totient is φ = 1020336064.

The previous prime is 4000182503. The next prime is 4000182547. The reversal of 4000182540 is 452810004.

It is a self number, because there is not a number n which added to its sum of digits gives 4000182540.

It is not an unprimeable number, because it can be changed into a prime (4000182547) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1447962 + ... + 1450721.

It is an arithmetic number, because the mean of its divisors is an integer number (243489456).

Almost surely, 2^4000182540 is an apocalyptic number.

It is an amenable number.

4000182540 is an abundant number, since it is smaller than the sum of its proper divisors (7687311348).

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

4000182540 is a wasteful number, since it uses less digits than its factorization.

4000182540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2898718 (or 2898716 counting only the distinct ones).

The product of its (nonzero) digits is 1280, while the sum is 24.

The square root of 4000182540 is about 63246.9962923142. The cubic root of 4000182540 is about 1587.4251986166.

Adding to 4000182540 its reverse (452810004), we get a palindrome (4452992544).

The spelling of 4000182540 in words is "four billion, one hundred eighty-two thousand, five hundred forty".