6738384870 has 256 divisors, whose sum is σ = 21254123520. Its totient is φ = 1487020032.

The previous prime is 6738384853. The next prime is 6738384889. The reversal of 6738384870 is 784838376.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 11678022 + ... + 11678598.

It is an arithmetic number, because the mean of its divisors is an integer number (83023920).

Almost surely, 2^6738384870 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6738384870, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10627061760).

6738384870 is an abundant number, since it is smaller than the sum of its proper divisors (14515738650).

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

6738384870 is a wasteful number, since it uses less digits than its factorization.

6738384870 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 804 (or 798 counting only the distinct ones).

The product of its (nonzero) digits is 5419008, while the sum is 54.

The square root of 6738384870 is about 82087.6657604539. The cubic root of 6738384870 is about 1888.7969416001.

The spelling of 6738384870 in words is "six billion, seven hundred thirty-eight million, three hundred eighty-four thousand, eight hundred seventy".