4566540513042 has 48 divisors (see below), whose sum is σ = 10226304822552. Its totient is φ = 1471606755840.

The previous prime is 4566540513037. The next prime is 4566540513049. The reversal of 4566540513042 is 2403150456654.

4566540513042 is a `hidden beast` number, since 4 + 5 + 66 + 540 + 5 + 1 + 3 + 0 + 42 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 4036205558961 + 530334954081 = 2009031^2 + 728241^2 .

It is not an unprimeable number, because it can be changed into a prime (4566540513049) 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, 21731959 + ... + 21941082.

Almost surely, 2^{4566540513042} is an apocalyptic number.

4566540513042 is an abundant number, since it is smaller than the sum of its proper divisors (5659764309510).

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

4566540513042 is a wasteful number, since it uses less digits than its factorization.

4566540513042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43673243 (or 43673240 counting only the distinct ones).

The product of its (nonzero) digits is 1728000, while the sum is 45.

Adding to 4566540513042 its reverse (2403150456654), we get a palindrome (6969690969696).

The spelling of 4566540513042 in words is "four trillion, five hundred sixty-six billion, five hundred forty million, five hundred thirteen thousand, forty-two".