2640503160 has 48 divisors (see below), whose sum is σ = 8581636440. Its totient is φ = 704134080.

The previous prime is 2640503143. The next prime is 2640503179. The reversal of 2640503160 is 613050462.

2640503160 is a `hidden beast` number, since 2 + 640 + 5 + 0 + 3 + 16 + 0 = 666.

2640503160 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3667006 + ... + 3667725.

Almost surely, 2^2640503160 is an apocalyptic number.

2640503160 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2640503160 is an abundant number, since it is smaller than the sum of its proper divisors (5941133280).

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

2640503160 is a wasteful number, since it uses less digits than its factorization.

2640503160 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7334748 (or 7334741 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 27.

The square root of 2640503160 is about 51385.8264504912. The cubic root of 2640503160 is about 1382.1724446810.

The spelling of 2640503160 in words is "two billion, six hundred forty million, five hundred three thousand, one hundred sixty".