346321173120 has 128 divisors (see below), whose sum is σ = 1188814112640. Its totient is φ = 85248282624.

The previous prime is 346321173119. The next prime is 346321173127. The reversal of 346321173120 is 21371123643.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (128).

It is not an unprimeable number, because it can be changed into a prime (346321173127) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6912564 + ... + 6962483.

It is an arithmetic number, because the mean of its divisors is an integer number (9287610255).

Almost surely, 2^346321173120 is an apocalyptic number.

346321173120 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

346321173120 is an abundant number, since it is smaller than the sum of its proper divisors (842492939520).

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

346321173120 is a wasteful number, since it uses less digits than its factorization.

346321173120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13875082 (or 13875070 counting only the distinct ones).

The product of its (nonzero) digits is 18144, while the sum is 33.

Adding to 346321173120 its reverse (21371123643), we get a palindrome (367692296763).

The spelling of 346321173120 in words is "three hundred forty-six billion, three hundred twenty-one million, one hundred seventy-three thousand, one hundred twenty".