16941925085 has 8 divisors (see below), whose sum is σ = 20826171576. Its totient is φ = 13222965760.

The previous prime is 16941925069. The next prime is 16941925087. The reversal of 16941925085 is 58052914961.

It can be written as a sum of positive squares in 4 ways, for example, as 2346627364 + 14595297721 = 48442^2 + 120811^2 .

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

It is not a de Polignac number, because 16941925085 - 2⁴ = 16941925069 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 (16941925087) 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, 41321564 + ... + 41321973.

It is an arithmetic number, because the mean of its divisors is an integer number (2603271447).

Almost surely, 2^16941925085 is an apocalyptic number.

It is an amenable number.

16941925085 is a deficient number, since it is larger than the sum of its proper divisors (3884246491).

16941925085 is an equidigital number, since it uses as much as digits as its factorization.

16941925085 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82643583.

The product of its (nonzero) digits is 777600, while the sum is 50.

The spelling of 16941925085 in words is "sixteen billion, nine hundred forty-one million, nine hundred twenty-five thousand, eighty-five".