6723265420 has 12 divisors (see below), whose sum is σ = 14118857424. Its totient is φ = 2689306160.

The previous prime is 6723265397. The next prime is 6723265421. The reversal of 6723265420 is 245623276.

It is a self number, because there is not a number n which added to its sum of digits gives 6723265420.

It is not an unprimeable number, because it can be changed into a prime (6723265421) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 168081616 + ... + 168081655.

It is an arithmetic number, because the mean of its divisors is an integer number (1176571452).

Almost surely, 2^6723265420 is an apocalyptic number.

It is an amenable number.

6723265420 is an abundant number, since it is smaller than the sum of its proper divisors (7395592004).

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

6723265420 is a wasteful number, since it uses less digits than its factorization.

6723265420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 336163280 (or 336163278 counting only the distinct ones).

The product of its (nonzero) digits is 120960, while the sum is 37.

The square root of 6723265420 is about 81995.5207313180. The cubic root of 6723265420 is about 1887.3832023981.

Adding to 6723265420 its reverse (245623276), we get a palindrome (6968888696).

The spelling of 6723265420 in words is "six billion, seven hundred twenty-three million, two hundred sixty-five thousand, four hundred twenty".