16725063253 has 4 divisors (see below), whose sum is σ = 17605329760. Its totient is φ = 15844796748.

The previous prime is 16725063191. The next prime is 16725063263. The reversal of 16725063253 is 35236052761.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 16725063253 - 2⁹ = 16725062741 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 (16725063263) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 440133225 + ... + 440133262.

It is an arithmetic number, because the mean of its divisors is an integer number (4401332440).

Almost surely, 2^16725063253 is an apocalyptic number.

It is an amenable number.

16725063253 is a deficient number, since it is larger than the sum of its proper divisors (880266507).

16725063253 is an equidigital number, since it uses as much as digits as its factorization.

16725063253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 880266506.

The product of its (nonzero) digits is 226800, while the sum is 40.

The spelling of 16725063253 in words is "sixteen billion, seven hundred twenty-five million, sixty-three thousand, two hundred fifty-three".