56222783345 has 24 divisors (see below), whose sum is σ = 69548674104. Its totient is φ = 43630949376.

The previous prime is 56222783341. The next prime is 56222783369. The reversal of 56222783345 is 54338722265.

It can be written as a sum of positive squares in 12 ways, for example, as 2728181824 + 53494601521 = 52232^2 + 231289^2 .

It is not a de Polignac number, because 56222783345 - 2² = 56222783341 is a prime.

It is a super-2 number, since 2×56222783345² (a number of 22 digits) contains 22 as substring.

It is a hoax number, since the sum of its digits (47) coincides with the sum of the digits of its distinct prime factors.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 56222783345.

It is not an unprimeable number, because it can be changed into a prime (56222783341) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2294579 + ... + 2318951.

It is an arithmetic number, because the mean of its divisors is an integer number (2897861421).

Almost surely, 2^56222783345 is an apocalyptic number.

It is an amenable number.

56222783345 is a deficient number, since it is larger than the sum of its proper divisors (13325890759).

56222783345 is a wasteful number, since it uses less digits than its factorization.

56222783345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24789 (or 24752 counting only the distinct ones).

The product of its digits is 2419200, while the sum is 47.

The spelling of 56222783345 in words is "fifty-six billion, two hundred twenty-two million, seven hundred eighty-three thousand, three hundred forty-five".