16715621337 has 8 divisors (see below), whose sum is σ = 22326123936. Its totient is φ = 11124433152.

The previous prime is 16715621291. The next prime is 16715621359. The reversal of 16715621337 is 73312651761.

16715621337 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 16715621337 - 2¹¹ = 16715619289 is a prime.

It is not an unprimeable number, because it can be changed into a prime (16715621137) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4826583 + ... + 4830044.

It is an arithmetic number, because the mean of its divisors is an integer number (2790765492).

Almost surely, 2^16715621337 is an apocalyptic number.

It is an amenable number.

16715621337 is a deficient number, since it is larger than the sum of its proper divisors (5610502599).

16715621337 is an equidigital number, since it uses as much as digits as its factorization.

16715621337 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9657207.

The product of its digits is 158760, while the sum is 42.

The spelling of 16715621337 in words is "sixteen billion, seven hundred fifteen million, six hundred twenty-one thousand, three hundred thirty-seven".