345444432443 has 8 divisors (see below), whose sum is σ = 376857384960. Its totient is φ = 314032965480.

The previous prime is 345444432439. The next prime is 345444432451. The reversal of 345444432443 is 344234444543.

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 345444432443 - 2² = 345444432439 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 345444432394 and 345444432403.

It is not an unprimeable number, because it can be changed into a prime (345444432343) 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, 146198 + ... + 843956.

It is an arithmetic number, because the mean of its divisors is an integer number (47107173120).

Almost surely, 2^345444432443 is an apocalyptic number.

345444432443 is a deficient number, since it is larger than the sum of its proper divisors (31412952517).

345444432443 is a wasteful number, since it uses less digits than its factorization.

345444432443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 742777.

The product of its digits is 4423680, while the sum is 44.

Adding to 345444432443 its reverse (344234444543), we get a palindrome (689678876986).

The spelling of 345444432443 in words is "three hundred forty-five billion, four hundred forty-four million, four hundred thirty-two thousand, four hundred forty-three".