56561355124222 has 32 divisors (see below), whose sum is σ = 91629792616320. Its totient is φ = 26030545136640.

The previous prime is 56561355124217. The next prime is 56561355124231. The reversal of 56561355124222 is 22242155316565.

It is a super-2 number, since 2×56561355124222² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 442967404 + ... + 443095072.

It is an arithmetic number, because the mean of its divisors is an integer number (2863431019260).

Almost surely, 2^{56561355124222} is an apocalyptic number.

56561355124222 is a deficient number, since it is larger than the sum of its proper divisors (35068437492098).

56561355124222 is a wasteful number, since it uses less digits than its factorization.

56561355124222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 176308.

The product of its digits is 4320000, while the sum is 49.

The spelling of 56561355124222 in words is "fifty-six trillion, five hundred sixty-one billion, three hundred fifty-five million, one hundred twenty-four thousand, two hundred twenty-two".