345245542543 has 8 divisors (see below), whose sum is σ = 376719694416. Its totient is φ = 313786089600.

The previous prime is 345245542531. The next prime is 345245542613.

It is a happy number.

345245542543 is nontrivially palindromic in base 10.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-345245542543 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 345245542493 and 345245542502.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (345245546543) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3625588 + ... + 3719593.

It is an arithmetic number, because the mean of its divisors is an integer number (47089961802).

Almost surely, 2^345245542543 is an apocalyptic number.

345245542543 is a deficient number, since it is larger than the sum of its proper divisors (31474151873).

345245542543 is a wasteful number, since it uses less digits than its factorization.

345245542543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7349465.

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

It can be divided in two parts, 345245 and 542543, that added together give a palindrome (887788).

The spelling of 345245542543 in words is "three hundred forty-five billion, two hundred forty-five million, five hundred forty-two thousand, five hundred forty-three".