14235043540 has 24 divisors (see below), whose sum is σ = 29990977632. Its totient is φ = 5675467680.

The previous prime is 14235043507. The next prime is 14235043547. The reversal of 14235043540 is 4534053241.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14235043547) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1153066 + ... + 1165345.

It is an arithmetic number, because the mean of its divisors is an integer number (1249624068).

Almost surely, 2^14235043540 is an apocalyptic number.

14235043540 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

14235043540 is an abundant number, since it is smaller than the sum of its proper divisors (15755934092).

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

14235043540 is a wasteful number, since it uses less digits than its factorization.

14235043540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2318727 (or 2318725 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 31.

Adding to 14235043540 its reverse (4534053241), we get a palindrome (18769096781).

The spelling of 14235043540 in words is "fourteen billion, two hundred thirty-five million, forty-three thousand, five hundred forty".