15243342045 has 16 divisors (see below), whose sum is σ = 24390877632. Its totient is φ = 8129272320.

The previous prime is 15243342001. The next prime is 15243342047. The reversal of 15243342045 is 54024334251.

It is not a de Polignac number, because 15243342045 - 2¹⁴ = 15243325661 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 15243341997 and 15243342015.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (15243342047) 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, 454710 + ... + 487080.

It is an arithmetic number, because the mean of its divisors is an integer number (1524429852).

Almost surely, 2^15243342045 is an apocalyptic number.

15243342045 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

15243342045 is a deficient number, since it is larger than the sum of its proper divisors (9147535587).

15243342045 is a wasteful number, since it uses less digits than its factorization.

15243342045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63772.

The product of its (nonzero) digits is 57600, while the sum is 33.

Adding to 15243342045 its reverse (54024334251), we get a palindrome (69267676296).

The spelling of 15243342045 in words is "fifteen billion, two hundred forty-three million, three hundred forty-two thousand, forty-five".