6800742528 has 64 divisors (see below), whose sum is σ = 18082764000. Its totient is φ = 2264619008.

The previous prime is 6800742517. The next prime is 6800742539. The reversal of 6800742528 is 8252470086.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (6800742517) and next prime (6800742539).

It is a tau number, because it is divible by the number of its divisors (64).

It is a self number, because there is not a number n which added to its sum of digits gives 6800742528.

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, 394375 + ... + 411257.

Almost surely, 2^6800742528 is an apocalyptic number.

It is an amenable number.

6800742528 is an abundant number, since it is smaller than the sum of its proper divisors (11282021472).

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

6800742528 is a wasteful number, since it uses less digits than its factorization.

6800742528 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17949 (or 17937 counting only the distinct ones).

The product of its (nonzero) digits is 215040, while the sum is 42.

The square root of 6800742528 is about 82466.6146267688. The cubic root of 6800742528 is about 1894.6054300178.

The spelling of 6800742528 in words is "six billion, eight hundred million, seven hundred forty-two thousand, five hundred twenty-eight".