260742531559 has 2 divisors, whose sum is σ = 260742531560. Its totient is φ = 260742531558.

The previous prime is 260742531557. The next prime is 260742531611. The reversal of 260742531559 is 955135247062.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 260742531559 - 2¹ = 260742531557 is a prime.

It is a super-2 number, since 2×260742531559² (a number of 24 digits) contains 22 as substring.

Together with 260742531557, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (260742531551) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 130371265779 + 130371265780.

It is an arithmetic number, because the mean of its divisors is an integer number (130371265780).

Almost surely, 2^260742531559 is an apocalyptic number.

260742531559 is a deficient number, since it is larger than the sum of its proper divisors (1).

260742531559 is an equidigital number, since it uses as much as digits as its factorization.

260742531559 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2268000, while the sum is 49.

The spelling of 260742531559 in words is "two hundred sixty billion, seven hundred forty-two million, five hundred thirty-one thousand, five hundred fifty-nine".