13158785420088 has 128 divisors (see below), whose sum is σ = 41353358768640. Its totient is φ = 3417866284800.

The previous prime is 13158785419921. The next prime is 13158785420113. The reversal of 13158785420088 is 88002458785131.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 29200173 + ... + 29647388.

It is an arithmetic number, because the mean of its divisors is an integer number (323073115380).

Almost surely, 2^{13158785420088} is an apocalyptic number.

It is an amenable number.

13158785420088 is an abundant number, since it is smaller than the sum of its proper divisors (28194573348552).

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

13158785420088 is a wasteful number, since it uses less digits than its factorization.

13158785420088 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58847610 (or 58847584 counting only the distinct ones).

The product of its (nonzero) digits is 17203200, while the sum is 60.

The spelling of 13158785420088 in words is "thirteen trillion, one hundred fifty-eight billion, seven hundred eighty-five million, four hundred twenty thousand, eighty-eight".