14004445136 has 30 divisors (see below), whose sum is σ = 29824553346. Its totient is φ = 6365656000.

The previous prime is 14004445127. The next prime is 14004445139. The reversal of 14004445136 is 63154440041.

It can be written as a sum of positive squares in only one way, i.e., 11849628736 + 2154816400 = 108856^2 + 46420^2 .

It is a super-2 number, since 2×14004445136² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14004445139) 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 5 ways as a sum of consecutive naturals, for example, 3614915 + ... + 3618786.

Almost surely, 2^14004445136 is an apocalyptic number.

14004445136 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

14004445136 is an abundant number, since it is smaller than the sum of its proper divisors (15820108210).

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

14004445136 is a wasteful number, since it uses less digits than its factorization.

14004445136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7233731 (or 7233714 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 32.

Adding to 14004445136 its reverse (63154440041), we get a palindrome (77158885177).

The spelling of 14004445136 in words is "fourteen billion, four million, four hundred forty-five thousand, one hundred thirty-six".