2423243013440 has 28 divisors (see below), whose sum is σ = 5770347426516. Its totient is φ = 969297205248.

The previous prime is 2423243013439. The next prime is 2423243013461. The reversal of 2423243013440 is 443103423242.

It can be written as a sum of positive squares in 2 ways, for example, as 421221768256 + 2002021245184 = 649016^2 + 1414928^2 .

It is a Harshad number since it is a multiple of its sum of digits (32).

It is a junction number, because it is equal to n+sod(n) for n = 2423243013397 and 2423243013406.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3786316889 + ... + 3786317528.

Almost surely, 2^{2423243013440} is an apocalyptic number.

2423243013440 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2423243013440 is an abundant number, since it is smaller than the sum of its proper divisors (3347104413076).

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

2423243013440 is an equidigital number, since it uses as much as digits as its factorization.

2423243013440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7572634434 (or 7572634424 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 32.

Adding to 2423243013440 its reverse (443103423242), we get a palindrome (2866346436682).

The spelling of 2423243013440 in words is "two trillion, four hundred twenty-three billion, two hundred forty-three million, thirteen thousand, four hundred forty".