3040040540 has 12 divisors (see below), whose sum is σ = 6384085176. Its totient is φ = 1216016208.

The previous prime is 3040040539. The next prime is 3040040557. The reversal of 3040040540 is 450400403.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (20), and also a Moran number because the ratio is a prime number: 152002027 = 3040040540 / (3 + 0 + 4 + 0 + 0 + 4 + 0 + 5 + 4 + 0).

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 3 ways as a sum of consecutive naturals, for example, 76000994 + ... + 76001033.

It is an arithmetic number, because the mean of its divisors is an integer number (532007098).

Almost surely, 2^3040040540 is an apocalyptic number.

It is an amenable number.

3040040540 is an abundant number, since it is smaller than the sum of its proper divisors (3344044636).

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

3040040540 is a wasteful number, since it uses less digits than its factorization.

3040040540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 152002036 (or 152002034 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 20.

The square root of 3040040540 is about 55136.5626422250. The cubic root of 3040040540 is about 1448.6377280799.

Adding to 3040040540 its reverse (450400403), we get a palindrome (3490440943).

The spelling of 3040040540 in words is "three billion, forty million, forty thousand, five hundred forty".