120736266449 has 2 divisors, whose sum is σ = 120736266450. Its totient is φ = 120736266448.

The previous prime is 120736266397. The next prime is 120736266481. The reversal of 120736266449 is 944662637021.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 66450528400 + 54285738049 = 257780^2 + 232993^2 .

It is a cyclic number.

It is not a de Polignac number, because 120736266449 - 2²⁸ = 120467830993 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 120736266397 and 120736266406.

It is not a weakly prime, because it can be changed into another prime (120736268449) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60368133224 + 60368133225.

It is an arithmetic number, because the mean of its divisors is an integer number (60368133225).

Almost surely, 2^120736266449 is an apocalyptic number.

It is an amenable number.

120736266449 is a deficient number, since it is larger than the sum of its proper divisors (1).

120736266449 is an equidigital number, since it uses as much as digits as its factorization.

120736266449 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2612736, while the sum is 50.

The spelling of 120736266449 in words is "one hundred twenty billion, seven hundred thirty-six million, two hundred sixty-six thousand, four hundred forty-nine".