13504541438 has 8 divisors (see below), whose sum is σ = 20260930032. Its totient is φ = 6750898096.

The previous prime is 13504541437. The next prime is 13504541497. The reversal of 13504541438 is 83414540531.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13504541437) 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, 673970 + ... + 693717.

It is an arithmetic number, because the mean of its divisors is an integer number (2532616254).

Almost surely, 2^13504541438 is an apocalyptic number.

13504541438 is a deficient number, since it is larger than the sum of its proper divisors (6756388594).

13504541438 is a wasteful number, since it uses less digits than its factorization.

13504541438 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1372626.

The product of its (nonzero) digits is 115200, while the sum is 38.

The spelling of 13504541438 in words is "thirteen billion, five hundred four million, five hundred forty-one thousand, four hundred thirty-eight".