15306723012273 has 64 divisors (see below), whose sum is σ = 26187189000192. Its totient is φ = 7721730132480.

The previous prime is 15306723012227. The next prime is 15306723012289. The reversal of 15306723012273 is 37221032760351.

It is not a de Polignac number, because 15306723012273 - 2²⁰ = 15306721963697 is a prime.

It is not an unprimeable number, because it can be changed into a prime (15306723014273) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2735340 + ... + 6172157.

It is an arithmetic number, because the mean of its divisors is an integer number (409174828128).

Almost surely, 2^{15306723012273} is an apocalyptic number.

It is an amenable number.

15306723012273 is a deficient number, since it is larger than the sum of its proper divisors (10880465987919).

15306723012273 is a wasteful number, since it uses less digits than its factorization.

15306723012273 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8907734.

The product of its (nonzero) digits is 317520, while the sum is 42.

The spelling of 15306723012273 in words is "fifteen trillion, three hundred six billion, seven hundred twenty-three million, twelve thousand, two hundred seventy-three".