13833711820 has 24 divisors (see below), whose sum is σ = 29053080000. Its totient is φ = 5533049472.

The previous prime is 13833711817. The next prime is 13833711851. The reversal of 13833711820 is 2811733831.

It is a self number, because there is not a number n which added to its sum of digits gives 13833711820.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 387901 + ... + 422059.

It is an arithmetic number, because the mean of its divisors is an integer number (1210545000).

Almost surely, 2^13833711820 is an apocalyptic number.

13833711820 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13833711820 is an abundant number, since it is smaller than the sum of its proper divisors (15219368180).

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

13833711820 is a wasteful number, since it uses less digits than its factorization.

13833711820 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54417 (or 54415 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 37.

The spelling of 13833711820 in words is "thirteen billion, eight hundred thirty-three million, seven hundred eleven thousand, eight hundred twenty".