42345454324 has 24 divisors (see below), whose sum is σ = 74885579496. Its totient is φ = 20949840000.

The previous prime is 42345454321. The next prime is 42345454331.

42345454324 is nontrivially palindromic in base 10.

It can be written as a sum of positive squares in 4 ways, for example, as 9490266724 + 32855187600 = 97418^2 + 181260^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42345454321) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 622554 + ... + 687214.

It is an arithmetic number, because the mean of its divisors is an integer number (3120232479).

Almost surely, 2^42345454324 is an apocalyptic number.

It is an amenable number.

42345454324 is a deficient number, since it is larger than the sum of its proper divisors (32540125172).

42345454324 is a wasteful number, since it uses less digits than its factorization.

42345454324 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66387 (or 66385 counting only the distinct ones).

The product of its digits is 921600, while the sum is 40.

The spelling of 42345454324 in words is "forty-two billion, three hundred forty-five million, four hundred fifty-four thousand, three hundred twenty-four".