14403872538 has 48 divisors (see below), whose sum is σ = 34603669152. Its totient is φ = 4293252000.

The previous prime is 14403872533. The next prime is 14403872543. The reversal of 14403872538 is 83527830441.

14403872538 is a `hidden beast` number, since 1 + 4 + 40 + 3 + 8 + 72 + 538 = 666.

14403872538 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (14403872533) and next prime (14403872543).

It is a super-2 number, since 2×14403872538² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 14403872493 and 14403872502.

It is not an unprimeable number, because it can be changed into a prime (14403872533) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 584208 + ... + 608363.

It is an arithmetic number, because the mean of its divisors is an integer number (720909774).

Almost surely, 2^14403872538 is an apocalyptic number.

14403872538 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

14403872538 is an abundant number, since it is smaller than the sum of its proper divisors (20199796614).

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

14403872538 is a wasteful number, since it uses less digits than its factorization.

14403872538 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1192651 (or 1192648 counting only the distinct ones).

The product of its (nonzero) digits is 645120, while the sum is 45.

The spelling of 14403872538 in words is "fourteen billion, four hundred three million, eight hundred seventy-two thousand, five hundred thirty-eight".