2660544260 has 24 divisors (see below), whose sum is σ = 6095065536. Its totient is φ = 967470560.

The previous prime is 2660544253. The next prime is 2660544277. The reversal of 2660544260 is 624450662.

It is a self number, because there is not a number n which added to its sum of digits gives 2660544260.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6046472 + ... + 6046911.

It is an arithmetic number, because the mean of its divisors is an integer number (253961064).

Almost surely, 2^2660544260 is an apocalyptic number.

2660544260 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2660544260 is an abundant number, since it is smaller than the sum of its proper divisors (3434521276).

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

2660544260 is a wasteful number, since it uses less digits than its factorization.

2660544260 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12093403 (or 12093401 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 35.

The square root of 2660544260 is about 51580.4639374250. The cubic root of 2660544260 is about 1385.6604755585.

The spelling of 2660544260 in words is "two billion, six hundred sixty million, five hundred forty-four thousand, two hundred sixty".