124260433489849 has 2 divisors, whose sum is σ = 124260433489850. Its totient is φ = 124260433489848.

The previous prime is 124260433489813. The next prime is 124260433489937. The reversal of 124260433489849 is 948984334062421.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 98566534212624 + 25693899277225 = 9928068^2 + 5068915^2 .

It is a cyclic number.

It is not a de Polignac number, because 124260433489849 - 2²¹ = 124260431392697 is a prime.

It is not a weakly prime, because it can be changed into another prime (124260433489349) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62130216744924 + 62130216744925.

It is an arithmetic number, because the mean of its divisors is an integer number (62130216744925).

Almost surely, 2^{124260433489849} is an apocalyptic number.

It is an amenable number.

124260433489849 is a deficient number, since it is larger than the sum of its proper divisors (1).

124260433489849 is an equidigital number, since it uses as much as digits as its factorization.

124260433489849 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 286654464, while the sum is 67.

The spelling of 124260433489849 in words is "one hundred twenty-four trillion, two hundred sixty billion, four hundred thirty-three million, four hundred eighty-nine thousand, eight hundred forty-nine".