16265003253 has 16 divisors (see below), whose sum is σ = 22155522816. Its totient is φ = 10609064640.

The previous prime is 16265003233. The next prime is 16265003299. The reversal of 16265003253 is 35230056261.

16265003253 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 16265003253 - 2²⁰ = 16263954677 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16265003233) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 440943 + ... + 476403.

It is an arithmetic number, because the mean of its divisors is an integer number (1384720176).

Almost surely, 2^16265003253 is an apocalyptic number.

It is an amenable number.

16265003253 is a deficient number, since it is larger than the sum of its proper divisors (5890519563).

16265003253 is a wasteful number, since it uses less digits than its factorization.

16265003253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38764.

The product of its (nonzero) digits is 32400, while the sum is 33.

The spelling of 16265003253 in words is "sixteen billion, two hundred sixty-five million, three thousand, two hundred fifty-three".