6722260651272 has 128 divisors (see below), whose sum is σ = 17301066048000. Its totient is φ = 2175648560640.

The previous prime is 6722260651237. The next prime is 6722260651283. The reversal of 6722260651272 is 2721560622276.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 729961804 + ... + 729971012.

It is an arithmetic number, because the mean of its divisors is an integer number (135164578500).

Almost surely, 2^{6722260651272} 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 6722260651272, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8650533024000).

6722260651272 is an abundant number, since it is smaller than the sum of its proper divisors (10578805396728).

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

6722260651272 is a wasteful number, since it uses less digits than its factorization.

6722260651272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15571 (or 15567 counting only the distinct ones).

The product of its (nonzero) digits is 1693440, while the sum is 48.

The spelling of 6722260651272 in words is "six trillion, seven hundred twenty-two billion, two hundred sixty million, six hundred fifty-one thousand, two hundred seventy-two".