540320574668 has 48 divisors (see below), whose sum is σ = 1091636105280. Its totient is φ = 229221598464.

The previous prime is 540320574653. The next prime is 540320574707. The reversal of 540320574668 is 866475023045.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 865730 + ... + 1352822.

It is an arithmetic number, because the mean of its divisors is an integer number (22742418860).

Almost surely, 2^540320574668 is an apocalyptic number.

It is an amenable number.

540320574668 is an abundant number, since it is smaller than the sum of its proper divisors (551315530612).

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

540320574668 is a wasteful number, since it uses less digits than its factorization.

540320574668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 487506 (or 487504 counting only the distinct ones).

The product of its (nonzero) digits is 4838400, while the sum is 50.

The spelling of 540320574668 in words is "five hundred forty billion, three hundred twenty million, five hundred seventy-four thousand, six hundred sixty-eight".