345728531412023 has 8 divisors (see below), whose sum is σ = 346545666407808. Its totient is φ = 344911482526464.

The previous prime is 345728531411987. The next prime is 345728531412113. The reversal of 345728531412023 is 320214135827543.

It is a happy number.

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 345728531412023 - 2⁴⁶ = 275359787234359 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (345728531412223) 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, 13484615 + ... + 29551512.

It is an arithmetic number, because the mean of its divisors is an integer number (43318208300976).

Almost surely, 2^{345728531412023} is an apocalyptic number.

345728531412023 is a deficient number, since it is larger than the sum of its proper divisors (817134995785).

345728531412023 is a wasteful number, since it uses less digits than its factorization.

345728531412023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43055113.

The product of its (nonzero) digits is 4838400, while the sum is 50.

The spelling of 345728531412023 in words is "three hundred forty-five trillion, seven hundred twenty-eight billion, five hundred thirty-one million, four hundred twelve thousand, twenty-three".