345539043489 has 4 divisors (see below), whose sum is σ = 460718724656. Its totient is φ = 230359362324.

The previous prime is 345539043457. The next prime is 345539043511. The reversal of 345539043489 is 984340935543.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 345539043489 - 2⁵ = 345539043457 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (345539043419) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 57589840579 + ... + 57589840584.

It is an arithmetic number, because the mean of its divisors is an integer number (115179681164).

Almost surely, 2^345539043489 is an apocalyptic number.

It is an amenable number.

345539043489 is a deficient number, since it is larger than the sum of its proper divisors (115179681167).

345539043489 is a wasteful number, since it uses less digits than its factorization.

345539043489 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 115179681166.

The product of its (nonzero) digits is 27993600, while the sum is 57.

The spelling of 345539043489 in words is "three hundred forty-five billion, five hundred thirty-nine million, forty-three thousand, four hundred eighty-nine".