15423054445 has 8 divisors (see below), whose sum is σ = 18579681144. Its totient is φ = 12290433024.

The previous prime is 15423054421. The next prime is 15423054463. The reversal of 15423054445 is 54445032451.

15423054445 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 5200428996 + 10222625449 = 72114^2 + 101107^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 15423054445 - 2¹³ = 15423046253 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5999904 + ... + 6002473.

It is an arithmetic number, because the mean of its divisors is an integer number (2322460143).

Almost surely, 2^15423054445 is an apocalyptic number.

It is an amenable number.

15423054445 is a deficient number, since it is larger than the sum of its proper divisors (3156626699).

15423054445 is a wasteful number, since it uses less digits than its factorization.

15423054445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12002639.

The product of its (nonzero) digits is 192000, while the sum is 37.

Adding to 15423054445 its reverse (54445032451), we get a palindrome (69868086896).

The spelling of 15423054445 in words is "fifteen billion, four hundred twenty-three million, fifty-four thousand, four hundred forty-five".