2633223443841 has 9 divisors (see below), whose sum is σ = 3803552006241. Its totient is φ = 1755479050452.

The previous prime is 2633223443831. The next prime is 2633223443881. The reversal of 2633223443841 is 1483443223362.

The square root of 2633223443841 is 1622721.

It is a perfect power (a square), and thus also a powerful number.

2633223443841 is a `hidden beast` number, since 2 + 6 + 3 + 3 + 223 + 44 + 384 + 1 = 666.

It is a tau number, because it is divible by the number of its divisors (9).

It is a de Polignac number, because none of the positive numbers 2^k-2633223443841 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2633223443831) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 4597710 + ... + 5138616.

Almost surely, 2^{2633223443841} is an apocalyptic number.

2633223443841 is the 1622721-st square number.

2633223443841 is the 811361-st centered octagonal number.

It is an amenable number.

2633223443841 is a deficient number, since it is larger than the sum of its proper divisors (1170328562400).

2633223443841 is an frugal number, since it uses more digits than its factorization.

2633223443841 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1081820 (or 540910 counting only the distinct ones).

The product of its digits is 1990656, while the sum is 45.

The spelling of 2633223443841 in words is "two trillion, six hundred thirty-three billion, two hundred twenty-three million, four hundred forty-three thousand, eight hundred forty-one".