16230645725 has 24 divisors (see below), whose sum is σ = 23060369280. Its totient is φ = 11100928320.

The previous prime is 16230645721. The next prime is 16230645733. The reversal of 16230645725 is 52754603261.

It is not a de Polignac number, because 16230645725 - 2² = 16230645721 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16230645721) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 51137 + ... + 187286.

It is an arithmetic number, because the mean of its divisors is an integer number (960848720).

Almost surely, 2^16230645725 is an apocalyptic number.

It is an amenable number.

16230645725 is a deficient number, since it is larger than the sum of its proper divisors (6829723555).

16230645725 is a wasteful number, since it uses less digits than its factorization.

16230645725 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 238829 (or 238824 counting only the distinct ones).

The product of its (nonzero) digits is 302400, while the sum is 41.

The spelling of 16230645725 in words is "sixteen billion, two hundred thirty million, six hundred forty-five thousand, seven hundred twenty-five".