540502322544 has 60 divisors (see below), whose sum is σ = 1527632636712. Its totient is φ = 178383600000.

The previous prime is 540502322543. The next prime is 540502322551. The reversal of 540502322544 is 445223205045.

540502322544 is a `hidden beast` number, since 5 + 40 + 50 + 2 + 3 + 22 + 544 = 666.

It is a super-3 number, since 3×540502322544³ (a number of 36 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 540502322499 and 540502322508.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (540502322543) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 18567082 + ... + 18596169.

Almost surely, 2^540502322544 is an apocalyptic number.

It is an amenable number.

540502322544 is an abundant number, since it is smaller than the sum of its proper divisors (987130314168).

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

540502322544 is a wasteful number, since it uses less digits than its factorization.

540502322544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37163366 (or 37163357 counting only the distinct ones).

The product of its (nonzero) digits is 192000, while the sum is 36.

Adding to 540502322544 its reverse (445223205045), we get a palindrome (985725527589).

The spelling of 540502322544 in words is "five hundred forty billion, five hundred two million, three hundred twenty-two thousand, five hundred forty-four".