2242143341440 has 64 divisors (see below), whose sum is σ = 5360926840560. Its totient is φ = 896722993152.

The previous prime is 2242143341423. The next prime is 2242143341489. The reversal of 2242143341440 is 441433412422.

It is a tau number, because it is divible by the number of its divisors (64).

It is a junction number, because it is equal to n+sod(n) for n = 2242143341396 and 2242143341405.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4069312 + ... + 4587328.

Almost surely, 2^{2242143341440} is an apocalyptic number.

2242143341440 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2242143341440 is an abundant number, since it is smaller than the sum of its proper divisors (3118783499120).

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

2242143341440 is an equidigital number, since it uses as much as digits as its factorization.

2242143341440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 524799 (or 524787 counting only the distinct ones).

The product of its (nonzero) digits is 73728, while the sum is 34.

Adding to 2242143341440 its reverse (441433412422), we get a palindrome (2683576753862).

The spelling of 2242143341440 in words is "two trillion, two hundred forty-two billion, one hundred forty-three million, three hundred forty-one thousand, four hundred forty".