2660259552 has 96 divisors (see below), whose sum is σ = 7649056800. Its totient is φ = 805797888.

The previous prime is 2660259533. The next prime is 2660259571. The reversal of 2660259552 is 2559520662.

It is an interprime number because it is at equal distance from previous prime (2660259533) and next prime (2660259571).

It is a tau number, because it is divible by the number of its divisors (96).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19224 + ... + 75432.

It is an arithmetic number, because the mean of its divisors is an integer number (79677675).

Almost surely, 2^2660259552 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2660259552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3824528400).

2660259552 is an abundant number, since it is smaller than the sum of its proper divisors (4988797248).

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

2660259552 is a wasteful number, since it uses less digits than its factorization.

2660259552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56268 (or 56260 counting only the distinct ones).

The product of its (nonzero) digits is 324000, while the sum is 42.

The square root of 2660259552 is about 51577.7040202450. The cubic root of 2660259552 is about 1385.6110467378.

The spelling of 2660259552 in words is "two billion, six hundred sixty million, two hundred fifty-nine thousand, five hundred fifty-two".