260661060 has 144 divisors (see below), whose sum is σ = 881217792. Its totient is φ = 61824000.

The previous prime is 260661059. The next prime is 260661083. The reversal of 260661060 is 60166062.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 91660 + ... + 94460.

It is an arithmetic number, because the mean of its divisors is an integer number (6119568).

Almost surely, 2^260661060 is an apocalyptic number.

260661060 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 260661060, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (440608896).

260661060 is an abundant number, since it is smaller than the sum of its proper divisors (620556732).

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

260661060 is a wasteful number, since it uses less digits than its factorization.

260661060 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2874 (or 2869 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 27.

The square root of 260661060 is about 16145.0010839269. The cubic root of 260661060 is about 638.7908975132.

The spelling of 260661060 in words is "two hundred sixty million, six hundred sixty-one thousand, sixty".