345203602912 has 72 divisors (see below), whose sum is σ = 791708200920. Its totient is φ = 147732883200.

The previous prime is 345203602889. The next prime is 345203603009. The reversal of 345203602912 is 219206302543.

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, 942139 + ... + 1256197.

It is an arithmetic number, because the mean of its divisors is an integer number (10995947235).

Almost surely, 2^345203602912 is an apocalyptic number.

345203602912 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 345203602912, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (395854100460).

345203602912 is an abundant number, since it is smaller than the sum of its proper divisors (446504598008).

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

345203602912 is a wasteful number, since it uses less digits than its factorization.

345203602912 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 314784 (or 314769 counting only the distinct ones).

The product of its (nonzero) digits is 77760, while the sum is 37.

The spelling of 345203602912 in words is "three hundred forty-five billion, two hundred three million, six hundred two thousand, nine hundred twelve".