3538541478389 has 8 divisors (see below), whose sum is σ = 3543475299840. Its totient is φ = 3533610744576.

The previous prime is 3538541478371. The next prime is 3538541478403. The reversal of 3538541478389 is 9838741458353.

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

It is a cyclic number.

It is not a de Polignac number, because 3538541478389 - 2⁸ = 3538541478133 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3538541475389) 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, 1526522 + ... + 3067140.

It is an arithmetic number, because the mean of its divisors is an integer number (442934412480).

Almost surely, 2^{3538541478389} is an apocalyptic number.

It is an amenable number.

3538541478389 is a deficient number, since it is larger than the sum of its proper divisors (4933821451).

3538541478389 is a wasteful number, since it uses less digits than its factorization.

3538541478389 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1543819.

The product of its digits is 348364800, while the sum is 68.

The spelling of 3538541478389 in words is "three trillion, five hundred thirty-eight billion, five hundred forty-one million, four hundred seventy-eight thousand, three hundred eighty-nine".