260902974173 has 2 divisors, whose sum is σ = 260902974174. Its totient is φ = 260902974172.

The previous prime is 260902974169. The next prime is 260902974197. The reversal of 260902974173 is 371479209062.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 170447599609 + 90455374564 = 412853^2 + 300758^2 .

It is a cyclic number.

It is not a de Polignac number, because 260902974173 - 2² = 260902974169 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (260902974373) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 130451487086 + 130451487087.

It is an arithmetic number, because the mean of its divisors is an integer number (130451487087).

Almost surely, 2^260902974173 is an apocalyptic number.

It is an amenable number.

260902974173 is a deficient number, since it is larger than the sum of its proper divisors (1).

260902974173 is an equidigital number, since it uses as much as digits as its factorization.

260902974173 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1143072, while the sum is 50.

The spelling of 260902974173 in words is "two hundred sixty billion, nine hundred two million, nine hundred seventy-four thousand, one hundred seventy-three".