56225726723 has 4 divisors (see below), whose sum is σ = 56235257568. Its totient is φ = 56216195880.

The previous prime is 56225726719. The next prime is 56225726731. The reversal of 56225726723 is 32762752265.

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 56225726723 - 2² = 56225726719 is a prime.

It is a super-2 number, since 2×56225726723² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (56225726743) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4756568 + ... + 4768373.

It is an arithmetic number, because the mean of its divisors is an integer number (14058814392).

Almost surely, 2^56225726723 is an apocalyptic number.

56225726723 is a deficient number, since it is larger than the sum of its proper divisors (9530845).

56225726723 is an equidigital number, since it uses as much as digits as its factorization.

56225726723 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9530844.

The product of its digits is 2116800, while the sum is 47.

The spelling of 56225726723 in words is "fifty-six billion, two hundred twenty-five million, seven hundred twenty-six thousand, seven hundred twenty-three".