345406604543 has 32 divisors (see below), whose sum is σ = 464707901952. Its totient is φ = 247937961600.

The previous prime is 345406604509. The next prime is 345406604549.

345406604543 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 345406604543 - 2¹⁰ = 345406603519 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 345406604494 and 345406604503.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (345406604549) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 140105 + ... + 842877.

It is an arithmetic number, because the mean of its divisors is an integer number (14522121936).

Almost surely, 2^345406604543 is an apocalyptic number.

345406604543 is a deficient number, since it is larger than the sum of its proper divisors (119301297409).

345406604543 is a wasteful number, since it uses less digits than its factorization.

345406604543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 703295.

The product of its (nonzero) digits is 2073600, while the sum is 44.

It can be divided in two parts, 345406 and 604543, that added together give a palindrome (949949).

The spelling of 345406604543 in words is "three hundred forty-five billion, four hundred six million, six hundred four thousand, five hundred forty-three".