4540978036 has 24 divisors (see below), whose sum is σ = 9559954880. Its totient is φ = 1843705152.

The previous prime is 4540978033. The next prime is 4540978051. The reversal of 4540978036 is 6308790454.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4540978031) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 4267305 + ... + 4268368.

Almost surely, 2^4540978036 is an apocalyptic number.

It is an amenable number.

4540978036 is an abundant number, since it is smaller than the sum of its proper divisors (5018976844).

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

4540978036 is a wasteful number, since it uses less digits than its factorization.

4540978036 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8535703 (or 8535701 counting only the distinct ones).

The product of its (nonzero) digits is 725760, while the sum is 46.

The square root of 4540978036 is about 67386.7793858706. The cubic root of 4540978036 is about 1655.9598410489.

The spelling of 4540978036 in words is "four billion, five hundred forty million, nine hundred seventy-eight thousand, thirty-six".