6388968752 has 40 divisors (see below), whose sum is σ = 12430323456. Its totient is φ = 3181179456.

The previous prime is 6388968749. The next prime is 6388968827. The reversal of 6388968752 is 2578698836.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7202453 + ... + 7203339.

Almost surely, 2^6388968752 is an apocalyptic number.

It is an amenable number.

6388968752 is a deficient number, since it is larger than the sum of its proper divisors (6041354704).

6388968752 is a wasteful number, since it uses less digits than its factorization.

6388968752 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2265 (or 2259 counting only the distinct ones).

The product of its digits is 34836480, while the sum is 62.

The square root of 6388968752 is about 79931.0249652787. The cubic root of 6388968752 is about 1855.5682008649.

The spelling of 6388968752 in words is "six billion, three hundred eighty-eight million, nine hundred sixty-eight thousand, seven hundred fifty-two".