344574664121 has 8 divisors (see below), whose sum is σ = 351084866184. Its totient is φ = 338064787840.

The previous prime is 344574664117. The next prime is 344574664139. The reversal of 344574664121 is 121466475443.

It can be written as a sum of positive squares in 4 ways, for example, as 76909155625 + 267665508496 = 277325^2 + 517364^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 344574664121 - 2² = 344574664117 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (344574664321) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3670055 + ... + 3762771.

It is an arithmetic number, because the mean of its divisors is an integer number (43885608273).

Almost surely, 2^344574664121 is an apocalyptic number.

It is an amenable number.

344574664121 is a deficient number, since it is larger than the sum of its proper divisors (6510202063).

344574664121 is an equidigital number, since it uses as much as digits as its factorization.

344574664121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 162891.

The product of its digits is 1935360, while the sum is 47.

The spelling of 344574664121 in words is "three hundred forty-four billion, five hundred seventy-four million, six hundred sixty-four thousand, one hundred twenty-one".