344294388745 has 8 divisors (see below), whose sum is σ = 413375283720. Its totient is φ = 275287499520.

The previous prime is 344294388731. The next prime is 344294388791. The reversal of 344294388745 is 547883492443.

It can be written as a sum of positive squares in 4 ways, for example, as 14097050361 + 330197338384 = 118731^2 + 574628^2 .

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

It is not a de Polignac number, because 344294388745 - 2⁹ = 344294388233 is a prime.

It is a super-2 number, since 2×344294388745² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18491200 + ... + 18509809.

It is an arithmetic number, because the mean of its divisors is an integer number (51671910465).

Almost surely, 2^344294388745 is an apocalyptic number.

It is an amenable number.

344294388745 is a deficient number, since it is larger than the sum of its proper divisors (69080894975).

344294388745 is a wasteful number, since it uses less digits than its factorization.

344294388745 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37002875.

The product of its digits is 92897280, while the sum is 61.

The spelling of 344294388745 in words is "three hundred forty-four billion, two hundred ninety-four million, three hundred eighty-eight thousand, seven hundred forty-five".