6720344058 has 32 divisors (see below), whose sum is σ = 13911393600. Its totient is φ = 2161744256.

The previous prime is 6720344051. The next prime is 6720344119. The reversal of 6720344058 is 8504430276.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (6720344051) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 365653 + ... + 383591.

It is an arithmetic number, because the mean of its divisors is an integer number (434731050).

Almost surely, 2^6720344058 is an apocalyptic number.

6720344058 is an abundant number, since it is smaller than the sum of its proper divisors (7191049542).

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

6720344058 is a wasteful number, since it uses less digits than its factorization.

6720344058 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20126.

The product of its (nonzero) digits is 161280, while the sum is 39.

The square root of 6720344058 is about 81977.7046397373. The cubic root of 6720344058 is about 1887.1097971396.

The spelling of 6720344058 in words is "six billion, seven hundred twenty million, three hundred forty-four thousand, fifty-eight".