8867217794913 has 12 divisors (see below), whose sum is σ = 12952115881380. Its totient is φ = 5845057422336.

The previous prime is 8867217794909. The next prime is 8867217794921. The reversal of 8867217794913 is 3194977127688.

8867217794913 is a `hidden beast` number, since 8 + 8 + 67 + 2 + 1 + 7 + 79 + 491 + 3 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 2561177735424 + 6306040059489 = 1600368^2 + 2511183^2 .

It is not a de Polignac number, because 8867217794913 - 2² = 8867217794909 is a prime.

It is a super-2 number, since 2×8867217794913² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (8867217794983) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5535091456 + ... + 5535093057.

It is an arithmetic number, because the mean of its divisors is an integer number (1079342990115).

Almost surely, 2^{8867217794913} is an apocalyptic number.

It is an amenable number.

8867217794913 is a deficient number, since it is larger than the sum of its proper divisors (4084898086467).

8867217794913 is a wasteful number, since it uses less digits than its factorization.

8867217794913 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11070184608 (or 11070184605 counting only the distinct ones).

The product of its digits is 256048128, while the sum is 72.

The spelling of 8867217794913 in words is "eight trillion, eight hundred sixty-seven billion, two hundred seventeen million, seven hundred ninety-four thousand, nine hundred thirteen".