13439534003988 has 48 divisors (see below), whose sum is σ = 33766326740160. Its totient is φ = 4144861264384.

The previous prime is 13439534003983. The next prime is 13439534003989. The reversal of 13439534003988 is 88930043593431.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13439534003981) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 558293631 + ... + 558317702.

It is an arithmetic number, because the mean of its divisors is an integer number (703465140420).

Almost surely, 2^{13439534003988} is an apocalyptic number.

It is an amenable number.

13439534003988 is an abundant number, since it is smaller than the sum of its proper divisors (20326792736172).

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

13439534003988 is a wasteful number, since it uses less digits than its factorization.

13439534003988 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1116611416 (or 1116611414 counting only the distinct ones).

The product of its (nonzero) digits is 33592320, while the sum is 60.

The spelling of 13439534003988 in words is "thirteen trillion, four hundred thirty-nine billion, five hundred thirty-four million, three thousand, nine hundred eighty-eight".