52643375699 has 4 divisors (see below), whose sum is σ = 53506381920. Its totient is φ = 51780369480.

The previous prime is 52643375689. The next prime is 52643375723. The reversal of 52643375699 is 99657334625.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 52643375699 - 2⁸ = 52643375443 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (52643375689) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 431503019 + ... + 431503140.

It is an arithmetic number, because the mean of its divisors is an integer number (13376595480).

Almost surely, 2^52643375699 is an apocalyptic number.

52643375699 is a deficient number, since it is larger than the sum of its proper divisors (863006221).

52643375699 is an equidigital number, since it uses as much as digits as its factorization.

52643375699 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 863006220.

The product of its digits is 36741600, while the sum is 59.

The spelling of 52643375699 in words is "fifty-two billion, six hundred forty-three million, three hundred seventy-five thousand, six hundred ninety-nine".