2546606660 has 48 divisors (see below), whose sum is σ = 5763453696. Its totient is φ = 939599232.

The previous prime is 2546606653. The next prime is 2546606677. The reversal of 2546606660 is 666066452.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 477569 + ... + 482871.

It is an arithmetic number, because the mean of its divisors is an integer number (120071952).

Almost surely, 2^2546606660 is an apocalyptic number.

2546606660 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2546606660 is an abundant number, since it is smaller than the sum of its proper divisors (3216847036).

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

2546606660 is a wasteful number, since it uses less digits than its factorization.

2546606660 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7172 (or 7170 counting only the distinct ones).

The product of its (nonzero) digits is 311040, while the sum is 41.

The square root of 2546606660 is about 50463.9144339795. The cubic root of 2546606660 is about 1365.5909296745.

The spelling of 2546606660 in words is "two billion, five hundred forty-six million, six hundred six thousand, six hundred sixty".