52143323564 has 12 divisors (see below), whose sum is σ = 91299548424. Its totient is φ = 26057738304.

The previous prime is 52143323521. The next prime is 52143323581. The reversal of 52143323564 is 46532334125.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3472442 + ... + 3487425.

It is an arithmetic number, because the mean of its divisors is an integer number (7608295702).

Almost surely, 2^52143323564 is an apocalyptic number.

It is an amenable number.

52143323564 is a deficient number, since it is larger than the sum of its proper divisors (39156224860).

52143323564 is a wasteful number, since it uses less digits than its factorization.

52143323564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6961744 (or 6961742 counting only the distinct ones).

The product of its digits is 259200, while the sum is 38.

Adding to 52143323564 its reverse (46532334125), we get a palindrome (98675657689).

The spelling of 52143323564 in words is "fifty-two billion, one hundred forty-three million, three hundred twenty-three thousand, five hundred sixty-four".