345423588511 has 4 divisors (see below), whose sum is σ = 363603777400. Its totient is φ = 327243399624.

The previous prime is 345423588509. The next prime is 345423588563. The reversal of 345423588511 is 115885324543.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 345423588511 - 2¹ = 345423588509 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 (345423588581) 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, 9090094416 + ... + 9090094453.

It is an arithmetic number, because the mean of its divisors is an integer number (90900944350).

Almost surely, 2^345423588511 is an apocalyptic number.

345423588511 is a deficient number, since it is larger than the sum of its proper divisors (18180188889).

345423588511 is a wasteful number, since it uses less digits than its factorization.

345423588511 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18180188888.

The product of its digits is 2304000, while the sum is 49.

The spelling of 345423588511 in words is "three hundred forty-five billion, four hundred twenty-three million, five hundred eighty-eight thousand, five hundred eleven".