345212402304 has 256 divisors, whose sum is σ = 1144528911360. Its totient is φ = 89564160000.

The previous prime is 345212402279. The next prime is 345212402363. The reversal of 345212402304 is 403204212543.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 28172179 + ... + 28184429.

It is an arithmetic number, because the mean of its divisors is an integer number (4470816060).

Almost surely, 2^345212402304 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 345212402304, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (572264455680).

345212402304 is an abundant number, since it is smaller than the sum of its proper divisors (799316509056).

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

345212402304 is a wasteful number, since it uses less digits than its factorization.

345212402304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13239 (or 13227 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 30.

Adding to 345212402304 its reverse (403204212543), we get a palindrome (748416614847).

The spelling of 345212402304 in words is "three hundred forty-five billion, two hundred twelve million, four hundred two thousand, three hundred four".