866124470700084 has 48 divisors (see below), whose sum is σ = 2045602459353600. Its totient is φ = 285188399472480.

The previous prime is 866124470700077. The next prime is 866124470700101. The reversal of 866124470700084 is 480007074421668.

It is a junction number, because it is equal to n+sod(n) for n = 866124470699997 and 866124470700033.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 56152432 + ... + 69895239.

It is an arithmetic number, because the mean of its divisors is an integer number (42616717903200).

Almost surely, 2^{866124470700084} is an apocalyptic number.

It is an amenable number.

866124470700084 is an abundant number, since it is smaller than the sum of its proper divisors (1179477988653516).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

866124470700084 is a wasteful number, since it uses less digits than its factorization.

866124470700084 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 126054660 (or 126054658 counting only the distinct ones).

The product of its (nonzero) digits is 14450688, while the sum is 57.

The spelling of 866124470700084 in words is "eight hundred sixty-six trillion, one hundred twenty-four billion, four hundred seventy million, seven hundred thousand, eighty-four".