540566016452 has 48 divisors (see below), whose sum is σ = 1195573206912. Its totient is φ = 207725057280.

The previous prime is 540566016451. The next prime is 540566016461. The reversal of 540566016452 is 254610665045.

It is a Harshad number since it is a multiple of its sum of digits (44).

It is not an unprimeable number, because it can be changed into a prime (540566016451) 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 15 ways as a sum of consecutive naturals, for example, 11998643 + ... + 12043610.

It is an arithmetic number, because the mean of its divisors is an integer number (24907775144).

Almost surely, 2^540566016452 is an apocalyptic number.

It is an amenable number.

540566016452 is an abundant number, since it is smaller than the sum of its proper divisors (655007190460).

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

540566016452 is a wasteful number, since it uses less digits than its factorization.

540566016452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24042348 (or 24042346 counting only the distinct ones).

The product of its (nonzero) digits is 864000, while the sum is 44.

The spelling of 540566016452 in words is "five hundred forty billion, five hundred sixty-six million, sixteen thousand, four hundred fifty-two".