2271724519320 has 160 divisors (see below), whose sum is σ = 7636454028720. Its totient is φ = 605718984960.

The previous prime is 2271724519313. The next prime is 2271724519349. The reversal of 2271724519320 is 239154271722.

2271724519320 is a `hidden beast` number, since 2 + 2 + 7 + 172 + 451 + 9 + 3 + 20 = 666.

2271724519320 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 29552535 + ... + 29629305.

Almost surely, 2^{2271724519320} is an apocalyptic number.

2271724519320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2271724519320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3818227014360).

2271724519320 is an abundant number, since it is smaller than the sum of its proper divisors (5364729509400).

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

2271724519320 is a wasteful number, since it uses less digits than its factorization.

2271724519320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85927 (or 85914 counting only the distinct ones).

The product of its (nonzero) digits is 423360, while the sum is 45.

The spelling of 2271724519320 in words is "two trillion, two hundred seventy-one billion, seven hundred twenty-four million, five hundred nineteen thousand, three hundred twenty".