52221892571 has 8 divisors (see below), whose sum is σ = 52457879280. Its totient is φ = 51985975392.

The previous prime is 52221892517. The next prime is 52221892573. The reversal of 52221892571 is 17529812225.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 52221892571 - 2¹⁸ = 52221630427 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (52221892573) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2023676 + ... + 2049318.

It is an arithmetic number, because the mean of its divisors is an integer number (6557234910).

Almost surely, 2^52221892571 is an apocalyptic number.

52221892571 is a deficient number, since it is larger than the sum of its proper divisors (235986709).

52221892571 is a wasteful number, since it uses less digits than its factorization.

52221892571 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34765.

The product of its digits is 201600, while the sum is 44.

The spelling of 52221892571 in words is "fifty-two billion, two hundred twenty-one million, eight hundred ninety-two thousand, five hundred seventy-one".