866937796063 has 8 divisors (see below), whose sum is σ = 872820291200. Its totient is φ = 861070561560.

The previous prime is 866937795989. The next prime is 866937796103. The reversal of 866937796063 is 360697739668.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-866937796063 is a prime.

It is a super-2 number, since 2×866937796063² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 866937795983 and 866937796001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (866937796763) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3701145 + ... + 3928402.

It is an arithmetic number, because the mean of its divisors is an integer number (109102536400).

Almost surely, 2^866937796063 is an apocalyptic number.

866937796063 is a deficient number, since it is larger than the sum of its proper divisors (5882495137).

866937796063 is a wasteful number, since it uses less digits than its factorization.

866937796063 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7630317.

The product of its (nonzero) digits is 370355328, while the sum is 70.

The spelling of 866937796063 in words is "eight hundred sixty-six billion, nine hundred thirty-seven million, seven hundred ninety-six thousand, sixty-three".