8461217712792 has 32 divisors (see below), whose sum is σ = 22780201535280. Its totient is φ = 2603451603840.

The previous prime is 8461217712769. The next prime is 8461217712823. The reversal of 8461217712792 is 2972177121648.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13559643459 + ... + 13559644082.

Almost surely, 2^{8461217712792} is an apocalyptic number.

It is an amenable number.

8461217712792 is an abundant number, since it is smaller than the sum of its proper divisors (14318983822488).

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

8461217712792 is a wasteful number, since it uses less digits than its factorization.

8461217712792 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27119287563 (or 27119287559 counting only the distinct ones).

The product of its digits is 4741632, while the sum is 57.

The spelling of 8461217712792 in words is "eight trillion, four hundred sixty-one billion, two hundred seventeen million, seven hundred twelve thousand, seven hundred ninety-two".