16321435353436 has 48 divisors (see below), whose sum is σ = 29745052646400. Its totient is φ = 7831227643200.

The previous prime is 16321435353397. The next prime is 16321435353467. The reversal of 16321435353436 is 63435353412361.

It is a self number, because there is not a number n which added to its sum of digits gives 16321435353436.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2216886 + ... + 6128413.

It is an arithmetic number, because the mean of its divisors is an integer number (619688596800).

Almost surely, 2^{16321435353436} is an apocalyptic number.

It is an amenable number.

16321435353436 is a deficient number, since it is larger than the sum of its proper divisors (13423617292964).

16321435353436 is a wasteful number, since it uses less digits than its factorization.

16321435353436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8345554 (or 8345552 counting only the distinct ones).

The product of its digits is 6998400, while the sum is 49.

Adding to 16321435353436 its reverse (63435353412361), we get a palindrome (79756788765797).

The spelling of 16321435353436 in words is "sixteen trillion, three hundred twenty-one billion, four hundred thirty-five million, three hundred fifty-three thousand, four hundred thirty-six".