14040400165 has 24 divisors (see below), whose sum is σ = 18780297984. Its totient is φ = 10067349600.

The previous prime is 14040400159. The next prime is 14040400217. The reversal of 14040400165 is 56100404041.

It is not a de Polignac number, because 14040400165 - 2⁵ = 14040400133 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 120477 + ... + 206386.

It is an arithmetic number, because the mean of its divisors is an integer number (782512416).

Almost surely, 2^14040400165 is an apocalyptic number.

It is an amenable number.

14040400165 is a deficient number, since it is larger than the sum of its proper divisors (4739897819).

14040400165 is a wasteful number, since it uses less digits than its factorization.

14040400165 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 326961 (or 326950 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 25.

The spelling of 14040400165 in words is "fourteen billion, forty million, four hundred thousand, one hundred sixty-five".