6747400008 has 128 divisors (see below), whose sum is σ = 19293120000. Its totient is φ = 2184031296.

The previous prime is 6747400007. The next prime is 6747400039. The reversal of 6747400008 is 8000047476.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (6747400007) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1054563 + ... + 1060941.

It is an arithmetic number, because the mean of its divisors is an integer number (150727500).

Almost surely, 2^6747400008 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 6747400008, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9646560000).

6747400008 is an abundant number, since it is smaller than the sum of its proper divisors (12545719992).

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

6747400008 is a wasteful number, since it uses less digits than its factorization.

6747400008 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6536 (or 6526 counting only the distinct ones).

The product of its (nonzero) digits is 37632, while the sum is 36.

The square root of 6747400008 is about 82142.5590543660. The cubic root of 6747400008 is about 1889.6388929657.

The spelling of 6747400008 in words is "six billion, seven hundred forty-seven million, four hundred thousand, eight".