6884156752 has 20 divisors (see below), whose sum is σ = 14550604416. Its totient is φ = 3129162080.

The previous prime is 6884156737. The next prime is 6884156753. The reversal of 6884156752 is 2576514886.

It is a happy number.

It is a super-2 number, since 2×6884156752² = 94783228372214379008, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 6884156752.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6884156753) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19557088 + ... + 19557439.

Almost surely, 2^6884156752 is an apocalyptic number.

It is an amenable number.

6884156752 is an abundant number, since it is smaller than the sum of its proper divisors (7666447664).

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

6884156752 is a wasteful number, since it uses less digits than its factorization.

6884156752 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39114546 (or 39114540 counting only the distinct ones).

The product of its digits is 3225600, while the sum is 52.

The square root of 6884156752 is about 82970.8186774121. The cubic root of 6884156752 is about 1902.3200423557.

The spelling of 6884156752 in words is "six billion, eight hundred eighty-four million, one hundred fifty-six thousand, seven hundred fifty-two".