13434193988 has 48 divisors (see below), whose sum is σ = 25309853184. Its totient is φ = 6227746560.

The previous prime is 13434193987. The next prime is 13434193991. The reversal of 13434193988 is 88939143431.

It is not an unprimeable number, because it can be changed into a prime (13434193987) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 235181 + ... + 286667.

It is an arithmetic number, because the mean of its divisors is an integer number (527288608).

Almost surely, 2^13434193988 is an apocalyptic number.

It is an amenable number.

13434193988 is a deficient number, since it is larger than the sum of its proper divisors (11875659196).

13434193988 is a wasteful number, since it uses less digits than its factorization.

13434193988 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51612 (or 51610 counting only the distinct ones).

The product of its digits is 2239488, while the sum is 53.

The spelling of 13434193988 in words is "thirteen billion, four hundred thirty-four million, one hundred ninety-three thousand, nine hundred eighty-eight".