56433644699 has 2 divisors, whose sum is σ = 56433644700. Its totient is φ = 56433644698.

The previous prime is 56433644653. The next prime is 56433644723. The reversal of 56433644699 is 99644633465.

56433644699 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-56433644699 is a prime.

It is not a weakly prime, because it can be changed into another prime (56433644639) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28216822349 + 28216822350.

It is an arithmetic number, because the mean of its divisors is an integer number (28216822350).

Almost surely, 2^56433644699 is an apocalyptic number.

56433644699 is a deficient number, since it is larger than the sum of its proper divisors (1).

56433644699 is an equidigital number, since it uses as much as digits as its factorization.

56433644699 is an evil number, because the sum of its binary digits is even.

The product of its digits is 50388480, while the sum is 59.

The spelling of 56433644699 in words is "fifty-six billion, four hundred thirty-three million, six hundred forty-four thousand, six hundred ninety-nine".