16940957005 has 32 divisors (see below), whose sum is σ = 23350118400. Its totient is φ = 11558417472.

The previous prime is 16940957003. The next prime is 16940957021. The reversal of 16940957005 is 50075904961.

It is not a de Polignac number, because 16940957005 - 2¹ = 16940957003 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16940957003) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6671026 + ... + 6673564.

It is an arithmetic number, because the mean of its divisors is an integer number (729691200).

Almost surely, 2^16940957005 is an apocalyptic number.

It is an amenable number.

16940957005 is a deficient number, since it is larger than the sum of its proper divisors (6409161395).

16940957005 is a wasteful number, since it uses less digits than its factorization.

16940957005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3433.

The product of its (nonzero) digits is 340200, while the sum is 46.

The spelling of 16940957005 in words is "sixteen billion, nine hundred forty million, nine hundred fifty-seven thousand, five".