123580260641 has 2 divisors, whose sum is σ = 123580260642. Its totient is φ = 123580260640.

The previous prime is 123580260623. The next prime is 123580260677. The reversal of 123580260641 is 146062085321.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 97159383616 + 26420877025 = 311704^2 + 162545^2 .

It is a cyclic number.

It is not a de Polignac number, because 123580260641 - 2¹⁰ = 123580259617 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 123580260595 and 123580260604.

It is not a weakly prime, because it can be changed into another prime (123580250641) 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, 61790130320 + 61790130321.

It is an arithmetic number, because the mean of its divisors is an integer number (61790130321).

Almost surely, 2^123580260641 is an apocalyptic number.

It is an amenable number.

123580260641 is a deficient number, since it is larger than the sum of its proper divisors (1).

123580260641 is an equidigital number, since it uses as much as digits as its factorization.

123580260641 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 69120, while the sum is 38.

The spelling of 123580260641 in words is "one hundred twenty-three billion, five hundred eighty million, two hundred sixty thousand, six hundred forty-one".