2281943552464 has 20 divisors (see below), whose sum is σ = 4487254674304. Its totient is φ = 1123942346208.

The previous prime is 2281943552437. The next prime is 2281943552491. The reversal of 2281943552464 is 4642553491822.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (2281943552437) and next prime (2281943552491).

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, 1064338272 + ... + 1064340415.

Almost surely, 2^{2281943552464} is an apocalyptic number.

It is an amenable number.

2281943552464 is a deficient number, since it is larger than the sum of its proper divisors (2205311121840).

2281943552464 is a wasteful number, since it uses less digits than its factorization.

2281943552464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2128678762 (or 2128678756 counting only the distinct ones).

The product of its digits is 16588800, while the sum is 55.

The spelling of 2281943552464 in words is "two trillion, two hundred eighty-one billion, nine hundred forty-three million, five hundred fifty-two thousand, four hundred sixty-four".