6888747486 has 16 divisors (see below), whose sum is σ = 13778308224. Its totient is φ = 2296113624.

The previous prime is 6888747479. The next prime is 6888747487. The reversal of 6888747486 is 6847478886.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6888747487) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 184665 + ... + 218811.

It is an arithmetic number, because the mean of its divisors is an integer number (861144264).

Almost surely, 2^6888747486 is an apocalyptic number.

6888747486 is an abundant number, since it is smaller than the sum of its proper divisors (6889560738).

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

6888747486 is a wasteful number, since it uses less digits than its factorization.

6888747486 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67775.

The product of its digits is 115605504, while the sum is 66.

The square root of 6888747486 is about 82998.4788173856. The cubic root of 6888747486 is about 1902.7428055740.

The spelling of 6888747486 in words is "six billion, eight hundred eighty-eight million, seven hundred forty-seven thousand, four hundred eighty-six".