2251552323342 has 16 divisors (see below), whose sum is σ = 5146405310592. Its totient is φ = 643300663800.

The previous prime is 2251552323313. The next prime is 2251552323343. The reversal of 2251552323342 is 2433232551522.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 2251552323342.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2251552323343) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26804194284 + ... + 26804194367.

It is an arithmetic number, because the mean of its divisors is an integer number (321650331912).

Almost surely, 2^{2251552323342} is an apocalyptic number.

2251552323342 is an abundant number, since it is smaller than the sum of its proper divisors (2894852987250).

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

2251552323342 is a wasteful number, since it uses less digits than its factorization.

2251552323342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53608388663.

The product of its digits is 432000, while the sum is 39.

Adding to 2251552323342 its reverse (2433232551522), we get a palindrome (4684784874864).

The spelling of 2251552323342 in words is "two trillion, two hundred fifty-one billion, five hundred fifty-two million, three hundred twenty-three thousand, three hundred forty-two".