260785608029 has 2 divisors, whose sum is σ = 260785608030. Its totient is φ = 260785608028.

The previous prime is 260785608001. The next prime is 260785608047. The reversal of 260785608029 is 920806587062.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 257815140025 + 2970468004 = 507755^2 + 54502^2 .

It is a cyclic number.

It is not a de Polignac number, because 260785608029 - 2¹² = 260785603933 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (260785608329) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 130392804014 + 130392804015.

It is an arithmetic number, because the mean of its divisors is an integer number (130392804015).

Almost surely, 2^260785608029 is an apocalyptic number.

It is an amenable number.

260785608029 is a deficient number, since it is larger than the sum of its proper divisors (1).

260785608029 is an equidigital number, since it uses as much as digits as its factorization.

260785608029 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2903040, while the sum is 53.

The spelling of 260785608029 in words is "two hundred sixty billion, seven hundred eighty-five million, six hundred eight thousand, twenty-nine".