16353217441 has 4 divisors (see below), whose sum is σ = 17839873584. Its totient is φ = 14866561300.

The previous prime is 16353217423. The next prime is 16353217453. The reversal of 16353217441 is 14471235361.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-16353217441 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 16353217441.

It is not an unprimeable number, because it can be changed into a prime (16353217471) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 743328055 + ... + 743328076.

It is an arithmetic number, because the mean of its divisors is an integer number (4459968396).

Almost surely, 2^16353217441 is an apocalyptic number.

16353217441 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

16353217441 is a deficient number, since it is larger than the sum of its proper divisors (1486656143).

16353217441 is a wasteful number, since it uses less digits than its factorization.

16353217441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1486656142.

The product of its digits is 60480, while the sum is 37.

The spelling of 16353217441 in words is "sixteen billion, three hundred fifty-three million, two hundred seventeen thousand, four hundred forty-one".