56042006777 has 2 divisors, whose sum is σ = 56042006778. Its totient is φ = 56042006776.

The previous prime is 56042006773. The next prime is 56042006809. The reversal of 56042006777 is 77760024065.

56042006777 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 can be written as a sum of positive squares in only one way, i.e., 45058128361 + 10983878416 = 212269^2 + 104804^2 .

It is a cyclic number.

It is not a de Polignac number, because 56042006777 - 2² = 56042006773 is a prime.

It is not a weakly prime, because it can be changed into another prime (56042006773) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28021003388 + 28021003389.

It is an arithmetic number, because the mean of its divisors is an integer number (28021003389).

Almost surely, 2^56042006777 is an apocalyptic number.

It is an amenable number.

56042006777 is a deficient number, since it is larger than the sum of its proper divisors (1).

56042006777 is an equidigital number, since it uses as much as digits as its factorization.

56042006777 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 493920, while the sum is 44.

The spelling of 56042006777 in words is "fifty-six billion, forty-two million, six thousand, seven hundred seventy-seven".