56445557622 has 8 divisors (see below), whose sum is σ = 112891115256. Its totient is φ = 18815185872.

The previous prime is 56445557593. The next prime is 56445557647. The reversal of 56445557622 is 22675554465.

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

56445557622 is an admirable number.

It is a super-2 number, since 2×56445557622² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

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, 4703796463 + ... + 4703796474.

It is an arithmetic number, because the mean of its divisors is an integer number (14111389407).

Almost surely, 2^56445557622 is an apocalyptic number.

56445557622 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

56445557622 is a wasteful number, since it uses less digits than its factorization.

56445557622 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9407592942.

The product of its digits is 10080000, while the sum is 51.

The spelling of 56445557622 in words is "fifty-six billion, four hundred forty-five million, five hundred fifty-seven thousand, six hundred twenty-two".