540655452432 has 200 divisors, whose sum is σ = 1687350440160. Its totient is φ = 166568762880.

The previous prime is 540655452401. The next prime is 540655452443. The reversal of 540655452432 is 234254556045.

540655452432 is a `hidden beast` number, since 5 + 4 + 0 + 6 + 554 + 52 + 43 + 2 = 666.

It is a super-2 number, since 2×540655452432² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

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 39 ways as a sum of consecutive naturals, for example, 741823 + ... + 1277345.

Almost surely, 2^540655452432 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 540655452432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (843675220080).

540655452432 is an abundant number, since it is smaller than the sum of its proper divisors (1146694987728).

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

540655452432 is a wasteful number, since it uses less digits than its factorization.

540655452432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 535603 (or 535588 counting only the distinct ones).

The product of its (nonzero) digits is 2880000, while the sum is 45.

The spelling of 540655452432 in words is "five hundred forty billion, six hundred fifty-five million, four hundred fifty-two thousand, four hundred thirty-two".