56217020722 has 8 divisors (see below), whose sum is σ = 84932190000. Its totient is φ = 27906290724.

The previous prime is 56217020701. The next prime is 56217020747. The reversal of 56217020722 is 22702071265.

It is a happy number.

56217020722 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 an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 101109472 + ... + 101110027.

It is an arithmetic number, because the mean of its divisors is an integer number (10616523750).

Almost surely, 2^56217020722 is an apocalyptic number.

56217020722 is a deficient number, since it is larger than the sum of its proper divisors (28715169278).

56217020722 is a wasteful number, since it uses less digits than its factorization.

56217020722 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 202219640.

The product of its (nonzero) digits is 23520, while the sum is 34.

Adding to 56217020722 its reverse (22702071265), we get a palindrome (78919091987).

The spelling of 56217020722 in words is "fifty-six billion, two hundred seventeen million, twenty thousand, seven hundred twenty-two".