2281343571444 has 24 divisors (see below), whose sum is σ = 6083582857408. Its totient is φ = 651812448960.

The previous prime is 2281343571389. The next prime is 2281343571461. The reversal of 2281343571444 is 4441753431822.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 2281343571393 and 2281343571402.

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, 13579425937 + ... + 13579426104.

Almost surely, 2^{2281343571444} is an apocalyptic number.

It is an amenable number.

2281343571444 is an abundant number, since it is smaller than the sum of its proper divisors (3802239285964).

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

2281343571444 is a wasteful number, since it uses less digits than its factorization.

2281343571444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27158852055 (or 27158852053 counting only the distinct ones).

The product of its digits is 2580480, while the sum is 48.

The spelling of 2281343571444 in words is "two trillion, two hundred eighty-one billion, three hundred forty-three million, five hundred seventy-one thousand, four hundred forty-four".