345104331352 has 48 divisors (see below), whose sum is σ = 711854108280. Its totient is φ = 156838051040.

The previous prime is 345104331331. The next prime is 345104331371. The reversal of 345104331352 is 253133401543.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

It is a super-2 number, since 2×345104331352² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 60616218 + ... + 60621910.

Almost surely, 2^345104331352 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 345104331352, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (355927054140).

345104331352 is an abundant number, since it is smaller than the sum of its proper divisors (366749776928).

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

345104331352 is an frugal number, since it uses more digits than its factorization.

345104331352 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11425 (or 5706 counting only the distinct ones).

The product of its (nonzero) digits is 64800, while the sum is 34.

Adding to 345104331352 its reverse (253133401543), we get a palindrome (598237732895).

The spelling of 345104331352 in words is "three hundred forty-five billion, one hundred four million, three hundred thirty-one thousand, three hundred fifty-two".