156829868223 has 8 divisors (see below), whose sum is σ = 238978846848. Its totient is φ = 89617067544.

The previous prime is 156829868213. The next prime is 156829868227. The reversal of 156829868223 is 322868928651.

It is a happy number.

156829868223 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-156829868223 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (156829868227) 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 7 ways as a sum of consecutive naturals, for example, 3734044461 + ... + 3734044502.

It is an arithmetic number, because the mean of its divisors is an integer number (29872355856).

Almost surely, 2^156829868223 is an apocalyptic number.

156829868223 is a deficient number, since it is larger than the sum of its proper divisors (82148978625).

156829868223 is an equidigital number, since it uses as much as digits as its factorization.

156829868223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7468088973.

The product of its digits is 19906560, while the sum is 60.

The spelling of 156829868223 in words is "one hundred fifty-six billion, eight hundred twenty-nine million, eight hundred sixty-eight thousand, two hundred twenty-three".