345543400512043 has 8 divisors (see below), whose sum is σ = 350355041436816. Its totient is φ = 340733872281600.

The previous prime is 345543400511929. The next prime is 345543400512103. The reversal of 345543400512043 is 340215004345543.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-345543400512043 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (345543400512643) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 527844193 + ... + 528498418.

It is an arithmetic number, because the mean of its divisors is an integer number (43794380179602).

Almost surely, 2^{345543400512043} is an apocalyptic number.

345543400512043 is a deficient number, since it is larger than the sum of its proper divisors (4811640924773).

345543400512043 is a wasteful number, since it uses less digits than its factorization.

345543400512043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1056347165.

The product of its (nonzero) digits is 1728000, while the sum is 43.

Adding to 345543400512043 its reverse (340215004345543), we get a palindrome (685758404857586).

The spelling of 345543400512043 in words is "three hundred forty-five trillion, five hundred forty-three billion, four hundred million, five hundred twelve thousand, forty-three".