2223144730740 has 96 divisors (see below), whose sum is σ = 6293999222784. Its totient is φ = 586278725760.

The previous prime is 2223144730693. The next prime is 2223144730783. The reversal of 2223144730740 is 470374413222.

It is a congruent number.

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, 1900767 + ... + 2838873.

It is an arithmetic number, because the mean of its divisors is an integer number (65562491904).

Almost surely, 2^{2223144730740} is an apocalyptic number.

2223144730740 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 2223144730740, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3146999611392).

2223144730740 is an abundant number, since it is smaller than the sum of its proper divisors (4070854492044).

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

2223144730740 is a wasteful number, since it uses less digits than its factorization.

2223144730740 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 938557 (or 938555 counting only the distinct ones).

The product of its (nonzero) digits is 225792, while the sum is 39.

The spelling of 2223144730740 in words is "two trillion, two hundred twenty-three billion, one hundred forty-four million, seven hundred thirty thousand, seven hundred forty".