16343365401 has 12 divisors (see below), whose sum is σ = 25753182000. Its totient is φ = 9905069880.

The previous prime is 16343365393. The next prime is 16343365417. The reversal of 16343365401 is 10456334361.

16343365401 is a `hidden beast` number, since 163 + 4 + 33 + 65 + 401 = 666.

It is not a de Polignac number, because 16343365401 - 2³ = 16343365393 is a prime.

It is not an unprimeable number, because it can be changed into a prime (16343365471) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 82542151 + ... + 82542348.

It is an arithmetic number, because the mean of its divisors is an integer number (2146098500).

Almost surely, 2^16343365401 is an apocalyptic number.

16343365401 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

16343365401 is a deficient number, since it is larger than the sum of its proper divisors (9409816599).

16343365401 is a wasteful number, since it uses less digits than its factorization.

16343365401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 165084516 (or 165084513 counting only the distinct ones).

The product of its (nonzero) digits is 77760, while the sum is 36.

Adding to 16343365401 its reverse (10456334361), we get a palindrome (26799699762).

The spelling of 16343365401 in words is "sixteen billion, three hundred forty-three million, three hundred sixty-five thousand, four hundred one".