260113320 has 48 divisors (see below), whose sum is σ = 845369460. Its totient is φ = 69363456.

The previous prime is 260113309. The next prime is 260113327. The reversal of 260113320 is 23311062.

It can be written as a sum of positive squares in 2 ways, for example, as 249576804 + 10536516 = 15798^2 + 3246^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 260113293 and 260113302.

It is not an unprimeable number, because it can be changed into a prime (260113327) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 360909 + ... + 361628.

Almost surely, 2^260113320 is an apocalyptic number.

260113320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

260113320 is an abundant number, since it is smaller than the sum of its proper divisors (585256140).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

260113320 is a wasteful number, since it uses less digits than its factorization.

260113320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 722554 (or 722547 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

The square root of 260113320 is about 16128.0290178310. The cubic root of 260113320 is about 638.3431427495.

Adding to 260113320 its reverse (23311062), we get a palindrome (283424382).

The spelling of 260113320 in words is "two hundred sixty million, one hundred thirteen thousand, three hundred twenty".