56606516767 has 2 divisors, whose sum is σ = 56606516768. Its totient is φ = 56606516766.

The previous prime is 56606516761. The next prime is 56606516797. The reversal of 56606516767 is 76761560665.

It is a happy number.

56606516767 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 not a de Polignac number, because 56606516767 - 2²³ = 56598128159 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (56606516761) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28303258383 + 28303258384.

It is an arithmetic number, because the mean of its divisors is an integer number (28303258384).

Almost surely, 2^56606516767 is an apocalyptic number.

56606516767 is a deficient number, since it is larger than the sum of its proper divisors (1).

56606516767 is an equidigital number, since it uses as much as digits as its factorization.

56606516767 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9525600, while the sum is 55.

The spelling of 56606516767 in words is "fifty-six billion, six hundred six million, five hundred sixteen thousand, seven hundred sixty-seven".