6887506736 has 80 divisors (see below), whose sum is σ = 14923830528. Its totient is φ = 3052896000.

The previous prime is 6887506687. The next prime is 6887506741. The reversal of 6887506736 is 6376057886.

It is a happy number.

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 15 ways as a sum of consecutive naturals, for example, 1188101 + ... + 1193883.

Almost surely, 2^6887506736 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6887506736, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7461915264).

6887506736 is an abundant number, since it is smaller than the sum of its proper divisors (8036323792).

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

6887506736 is a wasteful number, since it uses less digits than its factorization.

6887506736 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5970 (or 5964 counting only the distinct ones).

The product of its (nonzero) digits is 10160640, while the sum is 56.

The square root of 6887506736 is about 82991.0039462109. The cubic root of 6887506736 is about 1902.6285627505.

The spelling of 6887506736 in words is "six billion, eight hundred eighty-seven million, five hundred six thousand, seven hundred thirty-six".