124485410649569 has 2 divisors, whose sum is σ = 124485410649570. Its totient is φ = 124485410649568.

The previous prime is 124485410649533. The next prime is 124485410649647. The reversal of 124485410649569 is 965946014584421.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 112740649843600 + 11744760805969 = 10617940^2 + 3427063^2 .

It is a cyclic number.

It is not a de Polignac number, because 124485410649569 - 2⁴⁰ = 123385899021793 is a prime.

It is a super-2 number, since 2×124485410649569² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 124485410649499 and 124485410649508.

It is not a weakly prime, because it can be changed into another prime (124485410649469) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62242705324784 + 62242705324785.

It is an arithmetic number, because the mean of its divisors is an integer number (62242705324785).

Almost surely, 2^{124485410649569} is an apocalyptic number.

It is an amenable number.

124485410649569 is a deficient number, since it is larger than the sum of its proper divisors (1).

124485410649569 is an equidigital number, since it uses as much as digits as its factorization.

124485410649569 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 298598400, while the sum is 68.

The spelling of 124485410649569 in words is "one hundred twenty-four trillion, four hundred eighty-five billion, four hundred ten million, six hundred forty-nine thousand, five hundred sixty-nine".