540012221536 has 24 divisors (see below), whose sum is σ = 1063614071520. Its totient is φ = 269888012928.

The previous prime is 540012221531. The next prime is 540012221627. The reversal of 540012221536 is 635122210045.

It is a super-2 number, since 2×540012221536² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 540012221498 and 540012221507.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (540012221531) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3616231 + ... + 3762598.

It is an arithmetic number, because the mean of its divisors is an integer number (44317252980).

Almost surely, 2^540012221536 is an apocalyptic number.

It is an amenable number.

540012221536 is a deficient number, since it is larger than the sum of its proper divisors (523601849984).

540012221536 is a wasteful number, since it uses less digits than its factorization.

540012221536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7381126 (or 7381118 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 31.

The spelling of 540012221536 in words is "five hundred forty billion, twelve million, two hundred twenty-one thousand, five hundred thirty-six".