2252052123406 has 16 divisors (see below), whose sum is σ = 3583899605664. Its totient is φ = 1057682289664.

The previous prime is 2252052123403. The next prime is 2252052123443. The reversal of 2252052123406 is 6043212502522.

It is a Harshad number since it is a multiple of its sum of digits (34).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2252052123403) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 65824675 + ... + 65858878.

It is an arithmetic number, because the mean of its divisors is an integer number (223993725354).

Almost surely, 2^{2252052123406} is an apocalyptic number.

2252052123406 is a deficient number, since it is larger than the sum of its proper divisors (1331847482258).

2252052123406 is a wasteful number, since it uses less digits than its factorization.

2252052123406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 131684075.

The product of its (nonzero) digits is 57600, while the sum is 34.

Adding to 2252052123406 its reverse (6043212502522), we get a palindrome (8295264625928).

The spelling of 2252052123406 in words is "two trillion, two hundred fifty-two billion, fifty-two million, one hundred twenty-three thousand, four hundred six".