8699332139217 has 12 divisors (see below), whose sum is σ = 12567440308020. Its totient is φ = 5798752453728.

The previous prime is 8699332139153. The next prime is 8699332139221. The reversal of 8699332139217 is 7129312339968.

8699332139217 is a `hidden beast` number, since 8 + 6 + 9 + 93 + 321 + 3 + 9 + 217 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 7777455638481 + 921876500736 = 2788809^2 + 960144^2 .

It is not a de Polignac number, because 8699332139217 - 2⁶ = 8699332139153 is a prime.

It is not an unprimeable number, because it can be changed into a prime (8699332139317) 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, 66790138 + ... + 66920259.

It is an arithmetic number, because the mean of its divisors is an integer number (1047286692335).

Almost surely, 2^{8699332139217} is an apocalyptic number.

It is an amenable number.

8699332139217 is a deficient number, since it is larger than the sum of its proper divisors (3868108168803).

8699332139217 is a wasteful number, since it uses less digits than its factorization.

8699332139217 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 133717632 (or 133717629 counting only the distinct ones).

The product of its digits is 26453952, while the sum is 63.

The spelling of 8699332139217 in words is "eight trillion, six hundred ninety-nine billion, three hundred thirty-two million, one hundred thirty-nine thousand, two hundred seventeen".