14040354064 has 45 divisors (see below), whose sum is σ = 29912129989. Its totient is φ = 6379609280.

The previous prime is 14040354061. The next prime is 14040354091. The reversal of 14040354064 is 46045304041.

The square root of 14040354064 is 118492.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 5760810000 + 8279544064 = 75900^2 + 90992^2 .

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (14040354061) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 5212302 + ... + 5214994.

Almost surely, 2^14040354064 is an apocalyptic number.

14040354064 is the 118492-nd square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 14040354064

14040354064 is an abundant number, since it is smaller than the sum of its proper divisors (15871775925).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

14040354064 is an frugal number, since it uses more digits than its factorization.

14040354064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5416 (or 2706 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 31.

The spelling of 14040354064 in words is "fourteen billion, forty million, three hundred fifty-four thousand, sixty-four".