2660505344 has 36 divisors (see below), whose sum is σ = 6069281904. Its totient is φ = 1140215808.

The previous prime is 2660505317. The next prime is 2660505361. The reversal of 2660505344 is 4435050662.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 740537 + ... + 744120.

It is an arithmetic number, because the mean of its divisors is an integer number (168591164).

Almost surely, 2^2660505344 is an apocalyptic number.

It is an amenable number.

2660505344 is an abundant number, since it is smaller than the sum of its proper divisors (3408776560).

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

2660505344 is an equidigital number, since it uses as much as digits as its factorization.

2660505344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1484680 (or 1484666 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 35.

The square root of 2660505344 is about 51580.0867001986. The cubic root of 2660505344 is about 1385.6537194689.

The spelling of 2660505344 in words is "two billion, six hundred sixty million, five hundred five thousand, three hundred forty-four".