56783826311 has 2 divisors, whose sum is σ = 56783826312. Its totient is φ = 56783826310.

The previous prime is 56783826289. The next prime is 56783826349. The reversal of 56783826311 is 11362838765.

56783826311 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-56783826311 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 56783826311.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (56783826371) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28391913155 + 28391913156.

It is an arithmetic number, because the mean of its divisors is an integer number (28391913156).

Almost surely, 2^56783826311 is an apocalyptic number.

56783826311 is a deficient number, since it is larger than the sum of its proper divisors (1).

56783826311 is an equidigital number, since it uses as much as digits as its factorization.

56783826311 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1451520, while the sum is 50.

The spelling of 56783826311 in words is "fifty-six billion, seven hundred eighty-three million, eight hundred twenty-six thousand, three hundred eleven".