540202521504 has 96 divisors (see below), whose sum is σ = 1508002816320. Its totient is φ = 168735117312.

The previous prime is 540202521503. The next prime is 540202521533. The reversal of 540202521504 is 405125202045.

It is a tau number, because it is divible by the number of its divisors (96).

It is not an unprimeable number, because it can be changed into a prime (540202521503) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 348994 + ... + 1096449.

It is an arithmetic number, because the mean of its divisors is an integer number (15708362670).

Almost surely, 2^540202521504 is an apocalyptic number.

It is an amenable number.

540202521504 is an abundant number, since it is smaller than the sum of its proper divisors (967800294816).

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

540202521504 is a wasteful number, since it uses less digits than its factorization.

540202521504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1445702 (or 1445694 counting only the distinct ones).

The product of its (nonzero) digits is 16000, while the sum is 30.

Adding to 540202521504 its reverse (405125202045), we get a palindrome (945327723549).

The spelling of 540202521504 in words is "five hundred forty billion, two hundred two million, five hundred twenty-one thousand, five hundred four".