4442413523 has 4 divisors (see below), whose sum is σ = 4454518560. Its totient is φ = 4430308488.

The previous prime is 4442413489. The next prime is 4442413529. The reversal of 4442413523 is 3253142444.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 4442413523 - 2¹² = 4442409427 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 4442413523.

It is not an unprimeable number, because it can be changed into a prime (4442413529) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6051968 + ... + 6052701.

It is an arithmetic number, because the mean of its divisors is an integer number (1113629640).

Almost surely, 2^4442413523 is an apocalyptic number.

4442413523 is a deficient number, since it is larger than the sum of its proper divisors (12105037).

4442413523 is a wasteful number, since it uses less digits than its factorization.

4442413523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12105036.

The product of its digits is 46080, while the sum is 32.

The square root of 4442413523 is about 66651.4330153523. The cubic root of 4442413523 is about 1643.8909105820.

Adding to 4442413523 its reverse (3253142444), we get a palindrome (7695555967).

The spelling of 4442413523 in words is "four billion, four hundred forty-two million, four hundred thirteen thousand, five hundred twenty-three".