260432663 has 4 divisors (see below), whose sum is σ = 260534208. Its totient is φ = 260331120.

The previous prime is 260432647. The next prime is 260432671. The reversal of 260432663 is 366234062.

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 260432663 - 2⁴ = 260432647 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 (260432633) 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, 46823 + ... + 52088.

It is an arithmetic number, because the mean of its divisors is an integer number (65133552).

Almost surely, 2^260432663 is an apocalyptic number.

260432663 is a deficient number, since it is larger than the sum of its proper divisors (101545).

260432663 is an equidigital number, since it uses as much as digits as its factorization.

260432663 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101544.

The product of its (nonzero) digits is 31104, while the sum is 32.

The square root of 260432663 is about 16137.9262298475. The cubic root of 260432663 is about 638.6042687441.

The spelling of 260432663 in words is "two hundred sixty million, four hundred thirty-two thousand, six hundred sixty-three".