2660436516 has 24 divisors (see below), whose sum is σ = 6282478944. Its totient is φ = 876127360.

The previous prime is 2660436497. The next prime is 2660436533. The reversal of 2660436516 is 6156340662.

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 7 ways as a sum of consecutive naturals, for example, 1334565 + ... + 1336556.

It is an arithmetic number, because the mean of its divisors is an integer number (261769956).

Almost surely, 2^2660436516 is an apocalyptic number.

It is an amenable number.

2660436516 is an abundant number, since it is smaller than the sum of its proper divisors (3622042428).

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

2660436516 is a wasteful number, since it uses less digits than its factorization.

2660436516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2671211 (or 2671209 counting only the distinct ones).

The product of its (nonzero) digits is 155520, while the sum is 39.

The square root of 2660436516 is about 51579.4195004170. The cubic root of 2660436516 is about 1385.6417702858.

The spelling of 2660436516 in words is "two billion, six hundred sixty million, four hundred thirty-six thousand, five hundred sixteen".