123746576497 has 2 divisors, whose sum is σ = 123746576498. Its totient is φ = 123746576496.

The previous prime is 123746576491. The next prime is 123746576521. The reversal of 123746576497 is 794675647321.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 89518246416 + 34228330081 = 299196^2 + 185009^2 .

It is a cyclic number.

It is not a de Polignac number, because 123746576497 - 2³ = 123746576489 is a prime.

It is not a weakly prime, because it can be changed into another prime (123746576491) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61873288248 + 61873288249.

It is an arithmetic number, because the mean of its divisors is an integer number (61873288249).

Almost surely, 2^123746576497 is an apocalyptic number.

It is an amenable number.

123746576497 is a deficient number, since it is larger than the sum of its proper divisors (1).

123746576497 is an equidigital number, since it uses as much as digits as its factorization.

123746576497 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 53343360, while the sum is 61.

The spelling of 123746576497 in words is "one hundred twenty-three billion, seven hundred forty-six million, five hundred seventy-six thousand, four hundred ninety-seven".