56222036623 has 2 divisors, whose sum is σ = 56222036624. Its totient is φ = 56222036622.

The previous prime is 56222036597. The next prime is 56222036657. The reversal of 56222036623 is 32663022265.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 56222036623 - 2⁹ = 56222036111 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (56222037623) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28111018311 + 28111018312.

It is an arithmetic number, because the mean of its divisors is an integer number (28111018312).

Almost surely, 2^56222036623 is an apocalyptic number.

56222036623 is a deficient number, since it is larger than the sum of its proper divisors (1).

56222036623 is an equidigital number, since it uses as much as digits as its factorization.

56222036623 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 155520, while the sum is 37.

Adding to 56222036623 its reverse (32663022265), we get a palindrome (88885058888).

The spelling of 56222036623 in words is "fifty-six billion, two hundred twenty-two million, thirty-six thousand, six hundred twenty-three".