16002290209825 has 12 divisors (see below), whose sum is σ = 20024884265980. Its totient is φ = 12684384164160.

The previous prime is 16002290209781. The next prime is 16002290209837. The reversal of 16002290209825 is 52890209220061.

It can be written as a sum of positive squares in 6 ways, for example, as 2787443950096 + 13214846259729 = 1669564^2 + 3635223^2 .

It is not a de Polignac number, because 16002290209825 - 2²⁹ = 16001753338913 is a prime.

It is a super-2 number, since 2×16002290209825² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2936197314 + ... + 2936202763.

Almost surely, 2^{16002290209825} is an apocalyptic number.

It is an amenable number.

16002290209825 is a deficient number, since it is larger than the sum of its proper divisors (4022594056155).

16002290209825 is a wasteful number, since it uses less digits than its factorization.

16002290209825 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5872400196 (or 5872400191 counting only the distinct ones).

The product of its (nonzero) digits is 311040, while the sum is 46.

Adding to 16002290209825 its reverse (52890209220061), we get a palindrome (68892499429886).

The spelling of 16002290209825 in words is "sixteen trillion, two billion, two hundred ninety million, two hundred nine thousand, eight hundred twenty-five".