56522165222 has 4 divisors (see below), whose sum is σ = 84783247836. Its totient is φ = 28261082610.

The previous prime is 56522165221. The next prime is 56522165251. The reversal of 56522165222 is 22256122565.

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

It is a super-2 number, since 2×56522165222² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56522165221) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14130541304 + ... + 14130541307.

It is an arithmetic number, because the mean of its divisors is an integer number (21195811959).

Almost surely, 2^56522165222 is an apocalyptic number.

56522165222 is a deficient number, since it is larger than the sum of its proper divisors (28261082614).

56522165222 is a wasteful number, since it uses less digits than its factorization.

56522165222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28261082613.

The product of its digits is 144000, while the sum is 38.

Adding to 56522165222 its reverse (22256122565), we get a palindrome (78778287787).

The spelling of 56522165222 in words is "fifty-six billion, five hundred twenty-two million, one hundred sixty-five thousand, two hundred twenty-two".