345664106121 has 16 divisors (see below), whose sum is σ = 495279918144. Its totient is φ = 213650156544.

The previous prime is 345664106119. The next prime is 345664106191. The reversal of 345664106121 is 121601466543.

It is not a de Polignac number, because 345664106121 - 2¹ = 345664106119 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 345664106121.

It is not an unprimeable number, because it can be changed into a prime (345664106191) 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, 50576640 + ... + 50583473.

It is an arithmetic number, because the mean of its divisors is an integer number (30954994884).

Almost surely, 2^345664106121 is an apocalyptic number.

It is an amenable number.

345664106121 is a deficient number, since it is larger than the sum of its proper divisors (149615812023).

345664106121 is a wasteful number, since it uses less digits than its factorization.

345664106121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101160200.

The product of its (nonzero) digits is 103680, while the sum is 39.

The spelling of 345664106121 in words is "three hundred forty-five billion, six hundred sixty-four million, one hundred six thousand, one hundred twenty-one".