2664521360 has 40 divisors (see below), whose sum is σ = 6206120640. Its totient is φ = 1063897472.

The previous prime is 2664521347. The next prime is 2664521369. The reversal of 2664521360 is 631254662.

It is a happy number.

2664521360 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (40).

It is a self number, because there is not a number n which added to its sum of digits gives 2664521360.

It is not an unprimeable number, because it can be changed into a prime (2664521369) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15461 + ... + 74619.

It is an arithmetic number, because the mean of its divisors is an integer number (155153016).

Almost surely, 2^2664521360 is an apocalyptic number.

2664521360 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2664521360 is an abundant number, since it is smaller than the sum of its proper divisors (3541599280).

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

2664521360 is a wasteful number, since it uses less digits than its factorization.

2664521360 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59735 (or 59729 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 35.

The square root of 2664521360 is about 51619.0019275848. The cubic root of 2664521360 is about 1386.3505807942.

The spelling of 2664521360 in words is "two billion, six hundred sixty-four million, five hundred twenty-one thousand, three hundred sixty".