5220247333251 has 4 divisors (see below), whose sum is σ = 6960329777672. Its totient is φ = 3480164888832.

The previous prime is 5220247333247. The next prime is 5220247333267. The reversal of 5220247333251 is 1523337420225.

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

It is not a de Polignac number, because 5220247333251 - 2² = 5220247333247 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5220247333271) 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, 870041222206 + ... + 870041222211.

It is an arithmetic number, because the mean of its divisors is an integer number (1740082444418).

Almost surely, 2^{5220247333251} is an apocalyptic number.

5220247333251 is a deficient number, since it is larger than the sum of its proper divisors (1740082444421).

5220247333251 is a wasteful number, since it uses less digits than its factorization.

5220247333251 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1740082444420.

The product of its (nonzero) digits is 302400, while the sum is 39.

The spelling of 5220247333251 in words is "five trillion, two hundred twenty billion, two hundred forty-seven million, three hundred thirty-three thousand, two hundred fifty-one".