345686841438441 has 8 divisors (see below), whose sum is σ = 460915875255264. Its totient is φ = 230457850956960.

The previous prime is 345686841438439. The next prime is 345686841438487. The reversal of 345686841438441 is 144834148686543.

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

It is not a de Polignac number, because 345686841438441 - 2¹ = 345686841438439 is a prime.

It is not an unprimeable number, because it can be changed into a prime (345686841438041) 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, 21960925 + ... + 34258661.

It is an arithmetic number, because the mean of its divisors is an integer number (57614484406908).

Almost surely, 2^{345686841438441} is an apocalyptic number.

It is an amenable number.

345686841438441 is a deficient number, since it is larger than the sum of its proper divisors (115229033816823).

345686841438441 is a wasteful number, since it uses less digits than its factorization.

345686841438441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21667671.

The product of its digits is 849346560, while the sum is 69.

The spelling of 345686841438441 in words is "three hundred forty-five trillion, six hundred eighty-six billion, eight hundred forty-one million, four hundred thirty-eight thousand, four hundred forty-one".