8117429048018 has 16 divisors (see below), whose sum is σ = 12957830912664. Its totient is φ = 3800575914240.

The previous prime is 8117429047969. The next prime is 8117429048041. The reversal of 8117429048018 is 8108409247118.

It can be written as a sum of positive squares in 4 ways, for example, as 6930882879649 + 1186546168369 = 2632657^2 + 1089287^2 .

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, 605952473 + ... + 605965868.

Almost surely, 2^{8117429048018} is an apocalyptic number.

8117429048018 is a deficient number, since it is larger than the sum of its proper divisors (4840401864646).

8117429048018 is a wasteful number, since it uses less digits than its factorization.

8117429048018 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1211918557.

The product of its (nonzero) digits is 1032192, while the sum is 53.

The spelling of 8117429048018 in words is "eight trillion, one hundred seventeen billion, four hundred twenty-nine million, forty-eight thousand, eighteen".