52705352197 has 4 divisors (see below), whose sum is σ = 53028698080. Its totient is φ = 52382006316.

The previous prime is 52705352191. The next prime is 52705352213. The reversal of 52705352197 is 79125350725.

52705352197 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 52705352197 - 2³¹ = 50557868549 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52705352191) 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, 161672697 + ... + 161673022.

It is an arithmetic number, because the mean of its divisors is an integer number (13257174520).

Almost surely, 2^52705352197 is an apocalyptic number.

It is an amenable number.

52705352197 is a deficient number, since it is larger than the sum of its proper divisors (323345883).

52705352197 is a wasteful number, since it uses less digits than its factorization.

52705352197 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 323345882.

The product of its (nonzero) digits is 661500, while the sum is 46.

The spelling of 52705352197 in words is "fifty-two billion, seven hundred five million, three hundred fifty-two thousand, one hundred ninety-seven".