9860476852221 has 4 divisors (see below), whose sum is σ = 13147302469632. Its totient is φ = 6573651234812.

The previous prime is 9860476852169. The next prime is 9860476852277. The reversal of 9860476852221 is 1222586740689.

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 9860476852221 - 2²¹ = 9860474755069 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9860476852321) 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, 1643412808701 + ... + 1643412808706.

It is an arithmetic number, because the mean of its divisors is an integer number (3286825617408).

Almost surely, 2^{9860476852221} is an apocalyptic number.

It is an amenable number.

9860476852221 is a deficient number, since it is larger than the sum of its proper divisors (3286825617411).

9860476852221 is a wasteful number, since it uses less digits than its factorization.

9860476852221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3286825617410.

The product of its (nonzero) digits is 23224320, while the sum is 60.

The spelling of 9860476852221 in words is "nine trillion, eight hundred sixty billion, four hundred seventy-six million, eight hundred fifty-two thousand, two hundred twenty-one".