56446461223 has 4 divisors (see below), whose sum is σ = 56738930128. Its totient is φ = 56153992320.

The previous prime is 56446461217. The next prime is 56446461341. The reversal of 56446461223 is 32216464465.

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

It is a cyclic number.

It is not a de Polignac number, because 56446461223 - 2⁵ = 56446461191 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 56446461223.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56446461523) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 146234163 + ... + 146234548.

It is an arithmetic number, because the mean of its divisors is an integer number (14184732532).

Almost surely, 2^56446461223 is an apocalyptic number.

56446461223 is a deficient number, since it is larger than the sum of its proper divisors (292468905).

56446461223 is a wasteful number, since it uses less digits than its factorization.

56446461223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 292468904.

The product of its digits is 829440, while the sum is 43.

The spelling of 56446461223 in words is "fifty-six billion, four hundred forty-six million, four hundred sixty-one thousand, two hundred twenty-three".