2521634122443 has 8 divisors (see below), whose sum is σ = 3362629614400. Its totient is φ = 1680864022728.

The previous prime is 2521634122421. The next prime is 2521634122471. The reversal of 2521634122443 is 3442214361252.

2521634122443 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2521634122443 - 2⁹ = 2521634121931 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2521634121443) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 56321953 + ... + 56366706.

It is an arithmetic number, because the mean of its divisors is an integer number (420328701800).

Almost surely, 2^{2521634122443} is an apocalyptic number.

2521634122443 is a deficient number, since it is larger than the sum of its proper divisors (840995491957).

2521634122443 is a wasteful number, since it uses less digits than its factorization.

2521634122443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 112696121.

The product of its digits is 276480, while the sum is 39.

Adding to 2521634122443 its reverse (3442214361252), we get a palindrome (5963848483695).

The spelling of 2521634122443 in words is "two trillion, five hundred twenty-one billion, six hundred thirty-four million, one hundred twenty-two thousand, four hundred forty-three".