56411633189 has 2 divisors, whose sum is σ = 56411633190. Its totient is φ = 56411633188.

The previous prime is 56411633167. The next prime is 56411633207. The reversal of 56411633189 is 98133611465.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 49276452289 + 7135180900 = 221983^2 + 84470^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-56411633189 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (56411653189) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28205816594 + 28205816595.

It is an arithmetic number, because the mean of its divisors is an integer number (28205816595).

Almost surely, 2^56411633189 is an apocalyptic number.

It is an amenable number.

56411633189 is a deficient number, since it is larger than the sum of its proper divisors (1).

56411633189 is an equidigital number, since it uses as much as digits as its factorization.

56411633189 is an evil number, because the sum of its binary digits is even.

The product of its digits is 466560, while the sum is 47.

The spelling of 56411633189 in words is "fifty-six billion, four hundred eleven million, six hundred thirty-three thousand, one hundred eighty-nine".