8517840013380 has 24 divisors (see below), whose sum is σ = 23849952037632. Its totient is φ = 2271424003552.

The previous prime is 8517840013301. The next prime is 8517840013399. The reversal of 8517840013380 is 833100487158.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 70982000052 + ... + 70982000171.

It is an arithmetic number, because the mean of its divisors is an integer number (993748001568).

Almost surely, 2^{8517840013380} is an apocalyptic number.

It is an amenable number.

8517840013380 is an abundant number, since it is smaller than the sum of its proper divisors (15332112024252).

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

8517840013380 is a wasteful number, since it uses less digits than its factorization.

8517840013380 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 141964000235 (or 141964000233 counting only the distinct ones).

The product of its (nonzero) digits is 645120, while the sum is 48.

The spelling of 8517840013380 in words is "eight trillion, five hundred seventeen billion, eight hundred forty million, thirteen thousand, three hundred eighty".