345444580085 has 48 divisors (see below), whose sum is σ = 463296915648. Its totient is φ = 247026785280.

The previous prime is 345444580049. The next prime is 345444580093. The reversal of 345444580085 is 580085444543.

It is not a de Polignac number, because 345444580085 - 2²⁰ = 345443531509 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 22813637 + ... + 22828773.

It is an arithmetic number, because the mean of its divisors is an integer number (9652019076).

Almost surely, 2^345444580085 is an apocalyptic number.

It is an amenable number.

345444580085 is a deficient number, since it is larger than the sum of its proper divisors (117852335563).

345444580085 is a wasteful number, since it uses less digits than its factorization.

345444580085 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15794 (or 15783 counting only the distinct ones).

The product of its (nonzero) digits is 6144000, while the sum is 50.

It can be divided in two parts, 345444 and 580085, that added together give a palindrome (925529).

The spelling of 345444580085 in words is "three hundred forty-five billion, four hundred forty-four million, five hundred eighty thousand, eighty-five".