864234248164 has 27 divisors (see below), whose sum is σ = 1759360500387. Its totient is φ = 370380528504.

The previous prime is 864234248107. The next prime is 864234248183. The reversal of 864234248164 is 461842432468.

The square root of 864234248164 is 929642.

It is a perfect power (a square), and thus also a powerful number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 12981787 + ... + 13048189.

Almost surely, 2^864234248164 is an apocalyptic number.

864234248164 is the 929642-nd square number.

It is an amenable number.

864234248164 is an abundant number, since it is smaller than the sum of its proper divisors (895126252223).

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

864234248164 is an frugal number, since it uses more digits than its factorization.

864234248164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 132824 (or 66412 counting only the distinct ones).

The product of its digits is 7077888, while the sum is 52.

The spelling of 864234248164 in words is "eight hundred sixty-four billion, two hundred thirty-four million, two hundred forty-eight thousand, one hundred sixty-four".