16230573253 has 4 divisors (see below), whose sum is σ = 16257051148. Its totient is φ = 16204095360.

The previous prime is 16230573223. The next prime is 16230573263. The reversal of 16230573253 is 35237503261.

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 647295364 + 15583277889 = 25442^2 + 124833^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-16230573253 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 (16230573223) 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, 13238028 + ... + 13239253.

It is an arithmetic number, because the mean of its divisors is an integer number (4064262787).

Almost surely, 2^16230573253 is an apocalyptic number.

It is an amenable number.

16230573253 is a deficient number, since it is larger than the sum of its proper divisors (26477895).

16230573253 is an equidigital number, since it uses as much as digits as its factorization.

16230573253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26477894.

The product of its (nonzero) digits is 113400, while the sum is 37.

The spelling of 16230573253 in words is "sixteen billion, two hundred thirty million, five hundred seventy-three thousand, two hundred fifty-three".