6540303652 has 12 divisors (see below), whose sum is σ = 12047927920. Its totient is φ = 3098038536.

The previous prime is 6540303643. The next prime is 6540303661. The reversal of 6540303652 is 2563030456.

It is an interprime number because it is at equal distance from previous prime (6540303643) and next prime (6540303661).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 43028238 + ... + 43028389.

Almost surely, 2^6540303652 is an apocalyptic number.

It is an amenable number.

6540303652 is a deficient number, since it is larger than the sum of its proper divisors (5507624268).

6540303652 is a wasteful number, since it uses less digits than its factorization.

6540303652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86056650 (or 86056648 counting only the distinct ones).

The product of its (nonzero) digits is 64800, while the sum is 34.

The square root of 6540303652 is about 80872.1438568312. The cubic root of 6540303652 is about 1870.1049110406.

The spelling of 6540303652 in words is "six billion, five hundred forty million, three hundred three thousand, six hundred fifty-two".