52250809147 has 4 divisors (see below), whose sum is σ = 53662993216. Its totient is φ = 50838625080.

The previous prime is 52250809129. The next prime is 52250809241. The reversal of 52250809147 is 74190805225.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-52250809147 is a prime.

It is not an unprimeable number, because it can be changed into a prime (52250809847) 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, 706091979 + ... + 706092052.

It is an arithmetic number, because the mean of its divisors is an integer number (13415748304).

Almost surely, 2^52250809147 is an apocalyptic number.

52250809147 is a deficient number, since it is larger than the sum of its proper divisors (1412184069).

52250809147 is a wasteful number, since it uses less digits than its factorization.

52250809147 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1412184068.

The product of its (nonzero) digits is 201600, while the sum is 43.

The spelling of 52250809147 in words is "fifty-two billion, two hundred fifty million, eight hundred nine thousand, one hundred forty-seven".