260450253432559 has 2 divisors, whose sum is σ = 260450253432560. Its totient is φ = 260450253432558.

The previous prime is 260450253432491. The next prime is 260450253432623. The reversal of 260450253432559 is 955234352054062.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-260450253432559 is a prime.

It is a super-2 number, since 2×260450253432559² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (260450253432059) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 130225126716279 + 130225126716280.

It is an arithmetic number, because the mean of its divisors is an integer number (130225126716280).

Almost surely, 2^{260450253432559} is an apocalyptic number.

260450253432559 is a deficient number, since it is larger than the sum of its proper divisors (1).

260450253432559 is an equidigital number, since it uses as much as digits as its factorization.

260450253432559 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 38880000, while the sum is 55.

The spelling of 260450253432559 in words is "two hundred sixty trillion, four hundred fifty billion, two hundred fifty-three million, four hundred thirty-two thousand, five hundred fifty-nine".