260066612093 has 4 divisors (see below), whose sum is σ = 261145726908. Its totient is φ = 258987497280.

The previous prime is 260066612087. The next prime is 260066612123. The reversal of 260066612093 is 390216660062.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 151194990244 + 108871621849 = 388838^2 + 329957^2 .

It is a cyclic number.

It is not a de Polignac number, because 260066612093 - 2¹⁰ = 260066611069 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 260066612093.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (260066612593) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 539557046 + ... + 539557527.

It is an arithmetic number, because the mean of its divisors is an integer number (65286431727).

Almost surely, 2^260066612093 is an apocalyptic number.

It is an amenable number.

260066612093 is a deficient number, since it is larger than the sum of its proper divisors (1079114815).

260066612093 is a wasteful number, since it uses less digits than its factorization.

260066612093 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1079114814.

The product of its (nonzero) digits is 139968, while the sum is 41.

The spelling of 260066612093 in words is "two hundred sixty billion, sixty-six million, six hundred twelve thousand, ninety-three".