16345233436 has 48 divisors (see below), whose sum is σ = 34924691200. Its totient is φ = 6537345408.

The previous prime is 16345233407. The next prime is 16345233439. The reversal of 16345233436 is 63433254361.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16345233439) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 193641 + ... + 264928.

Almost surely, 2^16345233436 is an apocalyptic number.

It is an amenable number.

16345233436 is an abundant number, since it is smaller than the sum of its proper divisors (18579457764).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

16345233436 is a wasteful number, since it uses less digits than its factorization.

16345233436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 458666 (or 458664 counting only the distinct ones).

The product of its digits is 466560, while the sum is 40.

Adding to 16345233436 its reverse (63433254361), we get a palindrome (79778487797).

The spelling of 16345233436 in words is "sixteen billion, three hundred forty-five million, two hundred thirty-three thousand, four hundred thirty-six".