8170135344850 has 12 divisors (see below), whose sum is σ = 15196451741514. Its totient is φ = 3268054137920.

The previous prime is 8170135344841. The next prime is 8170135344859. The reversal of 8170135344850 is 584435310718.

It is an interprime number because it is at equal distance from previous prime (8170135344841) and next prime (8170135344859).

It can be written as a sum of positive squares in 3 ways, for example, as 7367299632729 + 802835712121 = 2714277^2 + 896011^2 .

It is a super-2 number, since 2×8170135344850² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 8170135344794 and 8170135344803.

It is not an unprimeable number, because it can be changed into a prime (8170135344859) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 81701353399 + ... + 81701353498.

Almost surely, 2^{8170135344850} is an apocalyptic number.

8170135344850 is a deficient number, since it is larger than the sum of its proper divisors (7026316396664).

8170135344850 is a wasteful number, since it uses less digits than its factorization.

8170135344850 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 163402706909 (or 163402706904 counting only the distinct ones).

The product of its (nonzero) digits is 1612800, while the sum is 49.

The spelling of 8170135344850 in words is "eight trillion, one hundred seventy billion, one hundred thirty-five million, three hundred forty-four thousand, eight hundred fifty".