16738825121 has 8 divisors (see below), whose sum is σ = 16882639488. Its totient is φ = 16595254000.

The previous prime is 16738825111. The next prime is 16738825139. The reversal of 16738825121 is 12152883761.

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 16738825121 - 2¹⁸ = 16738562977 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16738825111) 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 7 ways as a sum of consecutive naturals, for example, 78776 + ... + 199206.

It is an arithmetic number, because the mean of its divisors is an integer number (2110329936).

Almost surely, 2^16738825121 is an apocalyptic number.

It is an amenable number.

16738825121 is a deficient number, since it is larger than the sum of its proper divisors (143814367).

16738825121 is a wasteful number, since it uses less digits than its factorization.

16738825121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 121623.

The product of its digits is 161280, while the sum is 44.

The spelling of 16738825121 in words is "sixteen billion, seven hundred thirty-eight million, eight hundred twenty-five thousand, one hundred twenty-one".