156261456223 has 8 divisors (see below), whose sum is σ = 156613338896. Its totient is φ = 155909880000.

The previous prime is 156261456157. The next prime is 156261456259. The reversal of 156261456223 is 322654162651.

156261456223 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 cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-156261456223 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 156261456223.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (156261456293) 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, 960073 + ... + 1110973.

It is an arithmetic number, because the mean of its divisors is an integer number (19576667362).

Almost surely, 2^156261456223 is an apocalyptic number.

156261456223 is a deficient number, since it is larger than the sum of its proper divisors (351882673).

156261456223 is a wasteful number, since it uses less digits than its factorization.

156261456223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 153225.

The product of its digits is 518400, while the sum is 43.

The spelling of 156261456223 in words is "one hundred fifty-six billion, two hundred sixty-one million, four hundred fifty-six thousand, two hundred twenty-three".