260561346037 has 2 divisors, whose sum is σ = 260561346038. Its totient is φ = 260561346036.

The previous prime is 260561346013. The next prime is 260561346047. The reversal of 260561346037 is 730643165062.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 253961570916 + 6599775121 = 503946^2 + 81239^2 .

It is a cyclic number.

It is not a de Polignac number, because 260561346037 - 2¹¹ = 260561343989 is a prime.

It is a super-2 number, since 2×260561346037² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 260561345984 and 260561346002.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (260561346047) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 130280673018 + 130280673019.

It is an arithmetic number, because the mean of its divisors is an integer number (130280673019).

Almost surely, 2^260561346037 is an apocalyptic number.

It is an amenable number.

260561346037 is a deficient number, since it is larger than the sum of its proper divisors (1).

260561346037 is an equidigital number, since it uses as much as digits as its factorization.

260561346037 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 544320, while the sum is 43.

The spelling of 260561346037 in words is "two hundred sixty billion, five hundred sixty-one million, three hundred forty-six thousand, thirty-seven".