867610688223 has 4 divisors (see below), whose sum is σ = 1156814250968. Its totient is φ = 578407125480.

The previous prime is 867610688209. The next prime is 867610688281. The reversal of 867610688223 is 322886016768.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 867610688223 - 2⁸ = 867610687967 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 (867610688023) 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, 144601781368 + ... + 144601781373.

It is an arithmetic number, because the mean of its divisors is an integer number (289203562742).

Almost surely, 2^867610688223 is an apocalyptic number.

867610688223 is a deficient number, since it is larger than the sum of its proper divisors (289203562745).

867610688223 is a wasteful number, since it uses less digits than its factorization.

867610688223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 289203562744.

The product of its (nonzero) digits is 9289728, while the sum is 57.

The spelling of 867610688223 in words is "eight hundred sixty-seven billion, six hundred ten million, six hundred eighty-eight thousand, two hundred twenty-three".