540053060666 has 96 divisors (see below), whose sum is σ = 1004484566592. Its totient is φ = 216375667200.

The previous prime is 540053060621. The next prime is 540053060693. The reversal of 540053060666 is 666060350045.

It is a happy number.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 163601216 + ... + 163604516.

It is an arithmetic number, because the mean of its divisors is an integer number (10463380902).

Almost surely, 2^540053060666 is an apocalyptic number.

540053060666 is a deficient number, since it is larger than the sum of its proper divisors (464431505926).

540053060666 is a wasteful number, since it uses less digits than its factorization.

540053060666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3964 (or 3957 counting only the distinct ones).

The product of its (nonzero) digits is 388800, while the sum is 41.

The spelling of 540053060666 in words is "five hundred forty billion, fifty-three million, sixty thousand, six hundred sixty-six".