260402260003 has 8 divisors (see below), whose sum is σ = 267499122800. Its totient is φ = 253308500640.

The previous prime is 260402259979. The next prime is 260402260009. The reversal of 260402260003 is 300062204062.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-260402260003 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 260402260003.

It is not an unprimeable number, because it can be changed into a prime (260402260009) 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 7 ways as a sum of consecutive naturals, for example, 605253 + ... + 941878.

It is an arithmetic number, because the mean of its divisors is an integer number (33437390350).

Almost surely, 2^260402260003 is an apocalyptic number.

260402260003 is a deficient number, since it is larger than the sum of its proper divisors (7096862797).

260402260003 is a wasteful number, since it uses less digits than its factorization.

260402260003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1551717.

The product of its (nonzero) digits is 3456, while the sum is 25.

Adding to 260402260003 its reverse (300062204062), we get a palindrome (560464464065).

The spelling of 260402260003 in words is "two hundred sixty billion, four hundred two million, two hundred sixty thousand, three".