260269663 has 4 divisors (see below), whose sum is σ = 260419888. Its totient is φ = 260119440.

The previous prime is 260269651. The next prime is 260269673. The reversal of 260269663 is 366962062.

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

It is a cyclic number.

It is not a de Polignac number, because 260269663 - 2⁵ = 260269631 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (260269613) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 72483 + ... + 75988.

It is an arithmetic number, because the mean of its divisors is an integer number (65104972).

Almost surely, 2^260269663 is an apocalyptic number.

260269663 is a deficient number, since it is larger than the sum of its proper divisors (150225).

260269663 is a wasteful number, since it uses less digits than its factorization.

260269663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 150224.

The product of its (nonzero) digits is 139968, while the sum is 40.

The square root of 260269663 is about 16132.8752242122. The cubic root of 260269663 is about 638.4710107282.

The spelling of 260269663 in words is "two hundred sixty million, two hundred sixty-nine thousand, six hundred sixty-three".