15245352223 has 4 divisors (see below), whose sum is σ = 15908193648. Its totient is φ = 14582510800.

The previous prime is 15245352217. The next prime is 15245352233. The reversal of 15245352223 is 32225354251.

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 15245352223 - 2⁹ = 15245351711 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (15245352233) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 331420678 + ... + 331420723.

It is an arithmetic number, because the mean of its divisors is an integer number (3977048412).

Almost surely, 2^15245352223 is an apocalyptic number.

15245352223 is a deficient number, since it is larger than the sum of its proper divisors (662841425).

15245352223 is an equidigital number, since it uses as much as digits as its factorization.

15245352223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 662841424.

The product of its digits is 72000, while the sum is 34.

The spelling of 15245352223 in words is "fifteen billion, two hundred forty-five million, three hundred fifty-two thousand, two hundred twenty-three".