13834354512 has 80 divisors (see below), whose sum is σ = 39019502592. Its totient is φ = 4188812160.

The previous prime is 13834354493. The next prime is 13834354553. The reversal of 13834354512 is 21545343831.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 680073 + ... + 700119.

Almost surely, 2^13834354512 is an apocalyptic number.

13834354512 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13834354512, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19509751296).

13834354512 is an abundant number, since it is smaller than the sum of its proper divisors (25185148080).

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

13834354512 is a wasteful number, since it uses less digits than its factorization.

13834354512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21376 (or 21370 counting only the distinct ones).

The product of its digits is 172800, while the sum is 39.

The spelling of 13834354512 in words is "thirteen billion, eight hundred thirty-four million, three hundred fifty-four thousand, five hundred twelve".