56225279722 has 4 divisors (see below), whose sum is σ = 84337919586. Its totient is φ = 28112639860.

The previous prime is 56225279707. The next prime is 56225279729. The reversal of 56225279722 is 22797252265.

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

It can be written as a sum of positive squares in only one way, i.e., 56032097521 + 193182201 = 236711^2 + 13899^2 .

It is a super-2 number, since 2×56225279722² (a number of 22 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (49) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (56225279729) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14056319929 + ... + 14056319932.

Almost surely, 2^56225279722 is an apocalyptic number.

56225279722 is a deficient number, since it is larger than the sum of its proper divisors (28112639864).

56225279722 is a wasteful number, since it uses less digits than its factorization.

56225279722 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28112639863.

The product of its digits is 2116800, while the sum is 49.

The spelling of 56225279722 in words is "fifty-six billion, two hundred twenty-five million, two hundred seventy-nine thousand, seven hundred twenty-two".