10863208857599 has 24 divisors (see below), whose sum is σ = 12799767677760. Its totient is φ = 9191291526144.

The previous prime is 10863208857587. The next prime is 10863208857617. The reversal of 10863208857599 is 99575880236801.

It is not a de Polignac number, because 10863208857599 - 2¹⁶ = 10863208792063 is a prime.

It is a hoax number, since the sum of its digits (71) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10863208857569) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 16212407 + ... + 16869159.

It is an arithmetic number, because the mean of its divisors is an integer number (533323653240).

Almost surely, 2^{10863208857599} is an apocalyptic number.

10863208857599 is a deficient number, since it is larger than the sum of its proper divisors (1936558820161).

10863208857599 is an equidigital number, since it uses as much as digits as its factorization.

10863208857599 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 661119 (or 661112 counting only the distinct ones).

The product of its (nonzero) digits is 261273600, while the sum is 71.

The spelling of 10863208857599 in words is "ten trillion, eight hundred sixty-three billion, two hundred eight million, eight hundred fifty-seven thousand, five hundred ninety-nine".