866120160 has 96 divisors (see below), whose sum is σ = 2816335872. Its totient is φ = 223511040.

The previous prime is 866120113. The next prime is 866120179. The reversal of 866120160 is 61021668.

It is a tau number, because it is divible by the number of its divisors (96).

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a zygodrome in base 2.

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, 14224 + ... + 43983.

It is an arithmetic number, because the mean of its divisors is an integer number (29336832).

Almost surely, 2^866120160 is an apocalyptic number.

866120160 is a gapful number since it is divisible by the number (80) formed by its first and last digit.

It is an amenable number.

866120160 is an abundant number, since it is smaller than the sum of its proper divisors (1950215712).

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

866120160 is a wasteful number, since it uses less digits than its factorization.

866120160 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58256 (or 58248 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 30.

The square root of 866120160 is about 29429.9194698185. The cubic root of 866120160 is about 953.2190559658.

The spelling of 866120160 in words is "eight hundred sixty-six million, one hundred twenty thousand, one hundred sixty".