15223382045 has 4 divisors (see below), whose sum is σ = 18268058460. Its totient is φ = 12178705632.

The previous prime is 15223382029. The next prime is 15223382059. The reversal of 15223382045 is 54028332251.

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

It can be written as a sum of positive squares in 2 ways, for example, as 9607528324 + 5615853721 = 98018^2 + 74939^2 .

It is a cyclic number.

It is not a de Polignac number, because 15223382045 - 2⁴ = 15223382029 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 15223381996 and 15223382014.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1522338200 + ... + 1522338209.

It is an arithmetic number, because the mean of its divisors is an integer number (4567014615).

Almost surely, 2^15223382045 is an apocalyptic number.

It is an amenable number.

15223382045 is a deficient number, since it is larger than the sum of its proper divisors (3044676415).

15223382045 is an equidigital number, since it uses as much as digits as its factorization.

15223382045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3044676414.

The product of its (nonzero) digits is 57600, while the sum is 35.

The spelling of 15223382045 in words is "fifteen billion, two hundred twenty-three million, three hundred eighty-two thousand, forty-five".