16065125020225 has 24 divisors (see below), whose sum is σ = 20116118364992. Its totient is φ = 12726083448000.

The previous prime is 16065125020171. The next prime is 16065125020237. The reversal of 16065125020225 is 52202052156061.

It is a de Polignac number, because none of the positive numbers 2^k-16065125020225 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 26618050 + ... + 27214900.

Almost surely, 2^{16065125020225} is an apocalyptic number.

It is an amenable number.

16065125020225 is a deficient number, since it is larger than the sum of its proper divisors (4050993344767).

16065125020225 is a wasteful number, since it uses less digits than its factorization.

16065125020225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 607417 (or 607412 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 37.

Adding to 16065125020225 its reverse (52202052156061), we get a palindrome (68267177176286).

The spelling of 16065125020225 in words is "sixteen trillion, sixty-five billion, one hundred twenty-five million, twenty thousand, two hundred twenty-five".