16551344361301 has 8 divisors (see below), whose sum is σ = 16580617410560. Its totient is φ = 16522077910608.

The previous prime is 16551344361287. The next prime is 16551344361359. The reversal of 16551344361301 is 10316344315561.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 16551344361301 - 2⁵ = 16551344361269 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16551344361901) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3385015 + ... + 6675403.

It is an arithmetic number, because the mean of its divisors is an integer number (2072577176320).

Almost surely, 2^{16551344361301} is an apocalyptic number.

It is an amenable number.

16551344361301 is a deficient number, since it is larger than the sum of its proper divisors (29273049259).

16551344361301 is an equidigital number, since it uses as much as digits as its factorization.

16551344361301 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3299283.

The product of its (nonzero) digits is 388800, while the sum is 43.

Adding to 16551344361301 its reverse (10316344315561), we get a palindrome (26867688676862).

The spelling of 16551344361301 in words is "sixteen trillion, five hundred fifty-one billion, three hundred forty-four million, three hundred sixty-one thousand, three hundred one".