14111871620 has 72 divisors (see below), whose sum is σ = 37607250240. Its totient is φ = 4398502080.

The previous prime is 14111871619. The next prime is 14111871629. The reversal of 14111871620 is 2617811141.

It is a super-2 number, since 2×14111871620² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (14111871629) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 643760 + ... + 665319.

It is an arithmetic number, because the mean of its divisors is an integer number (522322920).

Almost surely, 2^14111871620 is an apocalyptic number.

14111871620 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

14111871620 is an abundant number, since it is smaller than the sum of its proper divisors (23495378620).

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

14111871620 is a wasteful number, since it uses less digits than its factorization.

14111871620 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1309113 (or 1309104 counting only the distinct ones).

The product of its (nonzero) digits is 2688, while the sum is 32.

The spelling of 14111871620 in words is "fourteen billion, one hundred eleven million, eight hundred seventy-one thousand, six hundred twenty".