14131521003540 has 48 divisors (see below), whose sum is σ = 39960023765760. Its totient is φ = 3731094652800.

The previous prime is 14131521003527. The next prime is 14131521003541. The reversal of 14131521003540 is 4530012513141.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 14131521003498 and 14131521003507.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14131521003541) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1165961020 + ... + 1165973139.

It is an arithmetic number, because the mean of its divisors is an integer number (832500495120).

Almost surely, 2^{14131521003540} is an apocalyptic number.

14131521003540 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

14131521003540 is an abundant number, since it is smaller than the sum of its proper divisors (25828502762220).

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

14131521003540 is a wasteful number, since it uses less digits than its factorization.

14131521003540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2331934272 (or 2331934270 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 30.

Adding to 14131521003540 its reverse (4530012513141), we get a palindrome (18661533516681).

The spelling of 14131521003540 in words is "fourteen trillion, one hundred thirty-one billion, five hundred twenty-one million, three thousand, five hundred forty".