6648529612 has 12 divisors (see below), whose sum is σ = 11636132760. Its totient is φ = 3323920256.

The previous prime is 6648529603. The next prime is 6648529621. The reversal of 6648529612 is 2169258466.

It is an interprime number because it is at equal distance from previous prime (6648529603) and next prime (6648529621).

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, 39973 + ... + 122044.

It is an arithmetic number, because the mean of its divisors is an integer number (969677730).

Almost surely, 2^6648529612 is an apocalyptic number.

It is an amenable number.

6648529612 is a deficient number, since it is larger than the sum of its proper divisors (4987603148).

6648529612 is a wasteful number, since it uses less digits than its factorization.

6648529612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 172280 (or 172278 counting only the distinct ones).

The product of its digits is 1244160, while the sum is 49.

The square root of 6648529612 is about 81538.5161258163. The cubic root of 6648529612 is about 1880.3637454466.

The spelling of 6648529612 in words is "six billion, six hundred forty-eight million, five hundred twenty-nine thousand, six hundred twelve".