52268722217 has 8 divisors (see below), whose sum is σ = 52777313856. Its totient is φ = 51760502992.

The previous prime is 52268722193. The next prime is 52268722309. The reversal of 52268722217 is 71222786225.

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 52268722217 - 2⁸ = 52268721961 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (52268722417) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 193223 + ... + 376659.

It is an arithmetic number, because the mean of its divisors is an integer number (6597164232).

Almost surely, 2^52268722217 is an apocalyptic number.

It is an amenable number.

52268722217 is a deficient number, since it is larger than the sum of its proper divisors (508591639).

52268722217 is a wasteful number, since it uses less digits than its factorization.

52268722217 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 186207.

The product of its digits is 376320, while the sum is 44.

The spelling of 52268722217 in words is "fifty-two billion, two hundred sixty-eight million, seven hundred twenty-two thousand, two hundred seventeen".