13204436484558 has 128 divisors (see below), whose sum is σ = 30252060315648. Its totient is φ = 3805574400000.

The previous prime is 13204436484539. The next prime is 13204436484571. The reversal of 13204436484558 is 85548463440231.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 13204436484498 and 13204436484507.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 149847960 + ... + 149936052.

It is an arithmetic number, because the mean of its divisors is an integer number (236344221216).

Almost surely, 2^{13204436484558} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13204436484558, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15126030157824).

13204436484558 is an abundant number, since it is smaller than the sum of its proper divisors (17047623831090).

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

13204436484558 is a wasteful number, since it uses less digits than its factorization.

13204436484558 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 89402.

The product of its (nonzero) digits is 44236800, while the sum is 57.

The spelling of 13204436484558 in words is "thirteen trillion, two hundred four billion, four hundred thirty-six million, four hundred eighty-four thousand, five hundred fifty-eight".