345224606422542 has 128 divisors (see below), whose sum is σ = 864467328614400. Its totient is φ = 89288817609600.

The previous prime is 345224606422499. The next prime is 345224606422589. The reversal of 345224606422542 is 245224606422543.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2400304992 + ... + 2400448812.

It is an arithmetic number, because the mean of its divisors is an integer number (6753651004800).

Almost surely, 2^{345224606422542} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 345224606422542, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (432233664307200).

345224606422542 is an abundant number, since it is smaller than the sum of its proper divisors (519242722191858).

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

345224606422542 is a wasteful number, since it uses less digits than its factorization.

345224606422542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 165822.

The product of its (nonzero) digits is 22118400, while the sum is 51.

Subtracting from 345224606422542 its reverse (245224606422543), we obtain a palindrome (99999999999999).

The spelling of 345224606422542 in words is "three hundred forty-five trillion, two hundred twenty-four billion, six hundred six million, four hundred twenty-two thousand, five hundred forty-two".