345425524543 has 16 divisors (see below), whose sum is σ = 382478353920. Its totient is φ = 309322389600.

The previous prime is 345425524529. The next prime is 345425524547.

It is a happy number.

345425524543 is nontrivially palindromic in base 10.

It is a cyclic number.

It is not a de Polignac number, because 345425524543 - 2¹⁷ = 345425393471 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 345425524493 and 345425524502.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (345425524547) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 674398 + ... + 1070356.

It is an arithmetic number, because the mean of its divisors is an integer number (23904897120).

Almost surely, 2^345425524543 is an apocalyptic number.

345425524543 is a deficient number, since it is larger than the sum of its proper divisors (37052829377).

345425524543 is a wasteful number, since it uses less digits than its factorization.

345425524543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 397158.

The product of its digits is 5760000, while the sum is 46.

It can be divided in two parts, 345425 and 524543, that added together give a palindrome (869968).

The spelling of 345425524543 in words is "three hundred forty-five billion, four hundred twenty-five million, five hundred twenty-four thousand, five hundred forty-three".