56361936524197 has 2 divisors, whose sum is σ = 56361936524198. Its totient is φ = 56361936524196.

The previous prime is 56361936524189. The next prime is 56361936524237. The reversal of 56361936524197 is 79142563916365.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 56359988714241 + 1947809956 = 7507329^2 + 44134^2 .

It is a cyclic number.

It is not a de Polignac number, because 56361936524197 - 2³ = 56361936524189 is a prime.

It is a super-2 number, since 2×56361936524197² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (56361936524137) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28180968262098 + 28180968262099.

It is an arithmetic number, because the mean of its divisors is an integer number (28180968262099).

Almost surely, 2^{56361936524197} is an apocalyptic number.

It is an amenable number.

56361936524197 is a deficient number, since it is larger than the sum of its proper divisors (1).

56361936524197 is an equidigital number, since it uses as much as digits as its factorization.

56361936524197 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 220449600, while the sum is 67.

The spelling of 56361936524197 in words is "fifty-six trillion, three hundred sixty-one billion, nine hundred thirty-six million, five hundred twenty-four thousand, one hundred ninety-seven".