14039428138 has 16 divisors (see below), whose sum is σ = 22302038664. Its totient is φ = 6605568000.

The previous prime is 14039428129. The next prime is 14039428219. The reversal of 14039428138 is 83182493041.

It can be written as a sum of positive squares in 4 ways, for example, as 13765624929 + 273803209 = 117327^2 + 16547^2 .

It is a super-2 number, since 2×14039428138² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 14039428094 and 14039428103.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 163888 + ... + 234388.

Almost surely, 2^14039428138 is an apocalyptic number.

14039428138 is a deficient number, since it is larger than the sum of its proper divisors (8262610526).

14039428138 is a wasteful number, since it uses less digits than its factorization.

14039428138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76377.

The product of its (nonzero) digits is 165888, while the sum is 43.

The spelling of 14039428138 in words is "fourteen billion, thirty-nine million, four hundred twenty-eight thousand, one hundred thirty-eight".