16346212325 has 6 divisors (see below), whose sum is σ = 20269303314. Its totient is φ = 13076969840.

The previous prime is 16346212319. The next prime is 16346212343. The reversal of 16346212325 is 52321264361.

It can be written as a sum of positive squares in 3 ways, for example, as 68790436 + 16277421889 = 8294^2 + 127583^2 .

It is not a de Polignac number, because 16346212325 - 2⁶ = 16346212261 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 326924222 + ... + 326924271.

It is an arithmetic number, because the mean of its divisors is an integer number (3378217219).

Almost surely, 2^16346212325 is an apocalyptic number.

It is an amenable number.

16346212325 is a deficient number, since it is larger than the sum of its proper divisors (3923090989).

16346212325 is an equidigital number, since it uses as much as digits as its factorization.

16346212325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 653848503 (or 653848498 counting only the distinct ones).

The product of its digits is 51840, while the sum is 35.

Adding to 16346212325 its reverse (52321264361), we get a palindrome (68667476686).

The spelling of 16346212325 in words is "sixteen billion, three hundred forty-six million, two hundred twelve thousand, three hundred twenty-five".