16040809627 has 4 divisors (see below), whose sum is σ = 16041333616. Its totient is φ = 16040285640.

The previous prime is 16040809621. The next prime is 16040809633. The reversal of 16040809627 is 72690804061.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 72690804061 = 25409 ⋅2860829.

It is an interprime number because it is at equal distance from previous prime (16040809621) and next prime (16040809633).

It is a cyclic number.

It is not a de Polignac number, because 16040809627 - 2¹¹ = 16040807579 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16040809621) 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 3 ways as a sum of consecutive naturals, for example, 213024 + ... + 278317.

It is an arithmetic number, because the mean of its divisors is an integer number (4010333404).

Almost surely, 2^16040809627 is an apocalyptic number.

16040809627 is a deficient number, since it is larger than the sum of its proper divisors (523989).

16040809627 is an equidigital number, since it uses as much as digits as its factorization.

16040809627 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 523988.

The product of its (nonzero) digits is 145152, while the sum is 43.

The spelling of 16040809627 in words is "sixteen billion, forty million, eight hundred nine thousand, six hundred twenty-seven".