260576611993 has 2 divisors, whose sum is σ = 260576611994. Its totient is φ = 260576611992.

The previous prime is 260576611969. The next prime is 260576612003. The reversal of 260576611993 is 399116675062.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 181464924169 + 79111687824 = 425987^2 + 281268^2 .

It is a cyclic number.

It is not a de Polignac number, because 260576611993 - 2³³ = 251986677401 is a prime.

It is not a weakly prime, because it can be changed into another prime (260576611903) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 130288305996 + 130288305997.

It is an arithmetic number, because the mean of its divisors is an integer number (130288305997).

Almost surely, 2^260576611993 is an apocalyptic number.

It is an amenable number.

260576611993 is a deficient number, since it is larger than the sum of its proper divisors (1).

260576611993 is an equidigital number, since it uses as much as digits as its factorization.

260576611993 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3674160, while the sum is 55.

The spelling of 260576611993 in words is "two hundred sixty billion, five hundred seventy-six million, six hundred eleven thousand, nine hundred ninety-three".