8583381197897 has 16 divisors (see below), whose sum is σ = 9451292952192. Its totient is φ = 7730365144320.

The previous prime is 8583381197863. The next prime is 8583381197921. The reversal of 8583381197897 is 7987911833858.

It is a cyclic number.

It is not a de Polignac number, because 8583381197897 - 2²⁰ = 8583380149321 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (8583381197827) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6792053 + ... + 7956050.

It is an arithmetic number, because the mean of its divisors is an integer number (590705809512).

Almost surely, 2^{8583381197897} is an apocalyptic number.

It is an amenable number.

8583381197897 is a deficient number, since it is larger than the sum of its proper divisors (867911754295).

8583381197897 is a wasteful number, since it uses less digits than its factorization.

8583381197897 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14748608.

The product of its digits is 731566080, while the sum is 77.

The spelling of 8583381197897 in words is "eight trillion, five hundred eighty-three billion, three hundred eighty-one million, one hundred ninety-seven thousand, eight hundred ninety-seven".