13504400440532 has 24 divisors (see below), whose sum is σ = 24449928572160. Its totient is φ = 6518750507360.

The previous prime is 13504400440523. The next prime is 13504400440547. The reversal of 13504400440532 is 23504400440531.

It is a junction number, because it is equal to n+sod(n) for n = 13504400440492 and 13504400440501.

It is a congruent number.

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, 4257344 + ... + 6718167.

It is an arithmetic number, because the mean of its divisors is an integer number (1018747023840).

Almost surely, 2^{13504400440532} is an apocalyptic number.

It is an amenable number.

13504400440532 is a deficient number, since it is larger than the sum of its proper divisors (10945528131628).

13504400440532 is a wasteful number, since it uses less digits than its factorization.

13504400440532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10986151 (or 10986149 counting only the distinct ones).

The product of its (nonzero) digits is 115200, while the sum is 35.

Subtracting 13504400440532 from its reverse (23504400440531), we obtain a palindrome (9999999999999).

The spelling of 13504400440532 in words is "thirteen trillion, five hundred four billion, four hundred million, four hundred forty thousand, five hundred thirty-two".