564211515213977 has 2 divisors, whose sum is σ = 564211515213978. Its totient is φ = 564211515213976.

The previous prime is 564211515213917. The next prime is 564211515214049. The reversal of 564211515213977 is 779312515112465.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 534241463504896 + 29970051709081 = 23113664^2 + 5474491^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-564211515213977 is a prime.

It is not a weakly prime, because it can be changed into another prime (564211515213917) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 282105757606988 + 282105757606989.

It is an arithmetic number, because the mean of its divisors is an integer number (282105757606989).

Almost surely, 2^{564211515213977} is an apocalyptic number.

It is an amenable number.

564211515213977 is a deficient number, since it is larger than the sum of its proper divisors (1).

564211515213977 is an equidigital number, since it uses as much as digits as its factorization.

564211515213977 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 15876000, while the sum is 59.

The spelling of 564211515213977 in words is "five hundred sixty-four trillion, two hundred eleven billion, five hundred fifteen million, two hundred thirteen thousand, nine hundred seventy-seven".