540081844488 has 96 divisors (see below), whose sum is σ = 1549261265760. Its totient is φ = 169383052800.

The previous prime is 540081844481. The next prime is 540081844501. The reversal of 540081844488 is 884448180045.

540081844488 is a `hidden beast` number, since 5 + 4 + 0 + 0 + 81 + 84 + 4 + 488 = 666.

It is a hoax number, since the sum of its digits (54) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (540081844481) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3831663 + ... + 3970113.

It is an arithmetic number, because the mean of its divisors is an integer number (16138138185).

Almost surely, 2^540081844488 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 540081844488, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (774630632880).

540081844488 is an abundant number, since it is smaller than the sum of its proper divisors (1009179421272).

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

540081844488 is a wasteful number, since it uses less digits than its factorization.

540081844488 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 141667 (or 141660 counting only the distinct ones).

The product of its (nonzero) digits is 5242880, while the sum is 54.

The spelling of 540081844488 in words is "five hundred forty billion, eighty-one million, eight hundred forty-four thousand, four hundred eighty-eight".