8260398421212 has 48 divisors (see below), whose sum is σ = 22985456481792. Its totient is φ = 2257500189120.

The previous prime is 8260398421157. The next prime is 8260398421237. The reversal of 8260398421212 is 2121248930628.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2137782339 + ... + 2137786202.

It is an arithmetic number, because the mean of its divisors is an integer number (478863676704).

Almost surely, 2^{8260398421212} is an apocalyptic number.

It is an amenable number.

8260398421212 is an abundant number, since it is smaller than the sum of its proper divisors (14725058060580).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

8260398421212 is a wasteful number, since it uses less digits than its factorization.

8260398421212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4275568578 (or 4275568576 counting only the distinct ones).

The product of its (nonzero) digits is 663552, while the sum is 48.

The spelling of 8260398421212 in words is "eight trillion, two hundred sixty billion, three hundred ninety-eight million, four hundred twenty-one thousand, two hundred twelve".