562361978869 has 2 divisors, whose sum is σ = 562361978870. Its totient is φ = 562361978868.

The previous prime is 562361978839. The next prime is 562361978887. The reversal of 562361978869 is 968879163265.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 358875279844 + 203486699025 = 599062^2 + 451095^2 .

It is a cyclic number.

It is not a de Polignac number, because 562361978869 - 2²¹ = 562359881717 is a prime.

It is a super-2 number, since 2×562361978869² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 562361978798 and 562361978807.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (562361978839) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 281180989434 + 281180989435.

It is an arithmetic number, because the mean of its divisors is an integer number (281180989435).

Almost surely, 2^562361978869 is an apocalyptic number.

It is an amenable number.

562361978869 is a deficient number, since it is larger than the sum of its proper divisors (1).

562361978869 is an equidigital number, since it uses as much as digits as its factorization.

562361978869 is an evil number, because the sum of its binary digits is even.

The product of its digits is 235146240, while the sum is 70.

The spelling of 562361978869 in words is "five hundred sixty-two billion, three hundred sixty-one million, nine hundred seventy-eight thousand, eight hundred sixty-nine".