13834680876021 has 16 divisors (see below), whose sum is σ = 19533475133568. Its totient is φ = 8679623654400.

The previous prime is 13834680876019. The next prime is 13834680876073. The reversal of 13834680876021 is 12067808643831.

It is not a de Polignac number, because 13834680876021 - 2¹ = 13834680876019 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13834680875021) 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, 14541025 + ... + 15463206.

It is an arithmetic number, because the mean of its divisors is an integer number (1220842195848).

Almost surely, 2^{13834680876021} is an apocalyptic number.

It is an amenable number.

13834680876021 is a deficient number, since it is larger than the sum of its proper divisors (5698794257547).

13834680876021 is a wasteful number, since it uses less digits than its factorization.

13834680876021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30013292.

The product of its (nonzero) digits is 9289728, while the sum is 57.

The spelling of 13834680876021 in words is "thirteen trillion, eight hundred thirty-four billion, six hundred eighty million, eight hundred seventy-six thousand, twenty-one".