14501423540 has 12 divisors (see below), whose sum is σ = 30452989476. Its totient is φ = 5800569408.

The previous prime is 14501423441. The next prime is 14501423543. The reversal of 14501423540 is 4532410541.

It can be written as a sum of positive squares in 2 ways, for example, as 6042574756 + 8458848784 = 77734^2 + 91972^2 .

It is a super-2 number, since 2×14501423540² (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 (14501423543) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 362535569 + ... + 362535608.

It is an arithmetic number, because the mean of its divisors is an integer number (2537749123).

Almost surely, 2^14501423540 is an apocalyptic number.

14501423540 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

14501423540 is an abundant number, since it is smaller than the sum of its proper divisors (15951565936).

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

14501423540 is a wasteful number, since it uses less digits than its factorization.

14501423540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 725071186 (or 725071184 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 29.

The spelling of 14501423540 in words is "fourteen billion, five hundred one million, four hundred twenty-three thousand, five hundred forty".