56069320320977 has 2 divisors, whose sum is σ = 56069320320978. Its totient is φ = 56069320320976.

The previous prime is 56069320320967. The next prime is 56069320320989. The reversal of 56069320320977 is 77902302396065.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 41165582113681 + 14903738207296 = 6416041^2 + 3860536^2 .

It is a cyclic number.

It is not a de Polignac number, because 56069320320977 - 2¹² = 56069320316881 is a prime.

It is not a weakly prime, because it can be changed into another prime (56069320320967) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28034660160488 + 28034660160489.

It is an arithmetic number, because the mean of its divisors is an integer number (28034660160489).

Almost surely, 2^{56069320320977} is an apocalyptic number.

It is an amenable number.

56069320320977 is a deficient number, since it is larger than the sum of its proper divisors (1).

56069320320977 is an equidigital number, since it uses as much as digits as its factorization.

56069320320977 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 25719120, while the sum is 59.

The spelling of 56069320320977 in words is "fifty-six trillion, sixty-nine billion, three hundred twenty million, three hundred twenty thousand, nine hundred seventy-seven".