864358572229 has 4 divisors (see below), whose sum is σ = 866209447584. Its totient is φ = 862507696876.

The previous prime is 864358572221. The next prime is 864358572263. The reversal of 864358572229 is 922275853468.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 864358572229 - 2³ = 864358572221 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (864358572221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 925436977 + ... + 925437910.

It is an arithmetic number, because the mean of its divisors is an integer number (216552361896).

Almost surely, 2^864358572229 is an apocalyptic number.

It is an amenable number.

864358572229 is a deficient number, since it is larger than the sum of its proper divisors (1850875355).

864358572229 is a wasteful number, since it uses less digits than its factorization.

864358572229 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1850875354.

The product of its digits is 58060800, while the sum is 61.

The spelling of 864358572229 in words is "eight hundred sixty-four billion, three hundred fifty-eight million, five hundred seventy-two thousand, two hundred twenty-nine".