16440640114125 has 128 divisors (see below), whose sum is σ = 28768081305600. Its totient is φ = 8327035449600.

The previous prime is 16440640114099. The next prime is 16440640114127. The reversal of 16440640114125 is 52141104604461.

It is not a de Polignac number, because 16440640114125 - 2⁹ = 16440640113613 is a prime.

It is a super-3 number, since 3×16440640114125³ (a number of 41 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16440640114127) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 204855756 + ... + 204935994.

It is an arithmetic number, because the mean of its divisors is an integer number (224750635200).

Almost surely, 2^{16440640114125} is an apocalyptic number.

16440640114125 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

16440640114125 is a deficient number, since it is larger than the sum of its proper divisors (12327441191475).

16440640114125 is a wasteful number, since it uses less digits than its factorization.

16440640114125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80596 (or 80586 counting only the distinct ones).

The product of its (nonzero) digits is 92160, while the sum is 39.

Adding to 16440640114125 its reverse (52141104604461), we get a palindrome (68581744718586).

The spelling of 16440640114125 in words is "sixteen trillion, four hundred forty billion, six hundred forty million, one hundred fourteen thousand, one hundred twenty-five".