866802148731883 has 16 divisors (see below), whose sum is σ = 1089531997102080. Its totient is φ = 671229533922336.

The previous prime is 866802148731829. The next prime is 866802148731919. The reversal of 866802148731883 is 388137841208668.

866802148731883 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 866802148731883 - 2¹³ = 866802148723691 is a prime.

It is not an unprimeable number, because it can be changed into a prime (866802148731823) 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, 101332956763 + ... + 101332965316.

It is an arithmetic number, because the mean of its divisors is an integer number (68095749818880).

Almost surely, 2^{866802148731883} is an apocalyptic number.

866802148731883 is a deficient number, since it is larger than the sum of its proper divisors (222729848370197).

866802148731883 is a wasteful number, since it uses less digits than its factorization.

866802148731883 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 202665922146.

The product of its (nonzero) digits is 594542592, while the sum is 73.

The spelling of 866802148731883 in words is "eight hundred sixty-six trillion, eight hundred two billion, one hundred forty-eight million, seven hundred thirty-one thousand, eight hundred eighty-three".