56223198534 has 16 divisors (see below), whose sum is σ = 112455401472. Its totient is φ = 18739565448.

The previous prime is 56223198533. The next prime is 56223198583. The reversal of 56223198534 is 43589132265.

It is a super-2 number, since 2×56223198534² (a number of 22 digits) contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56223198533) 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 7 ways as a sum of consecutive naturals, for example, 292614 + ... + 445049.

It is an arithmetic number, because the mean of its divisors is an integer number (7028462592).

Almost surely, 2^56223198534 is an apocalyptic number.

56223198534 is an abundant number, since it is smaller than the sum of its proper divisors (56232202938).

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

56223198534 is a wasteful number, since it uses less digits than its factorization.

56223198534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 750371.

The product of its digits is 1555200, while the sum is 48.

The spelling of 56223198534 in words is "fifty-six billion, two hundred twenty-three million, one hundred ninety-eight thousand, five hundred thirty-four".