14186535420 has 48 divisors (see below), whose sum is σ = 39735239040. Its totient is φ = 3781843776.

The previous prime is 14186535397. The next prime is 14186535437. The reversal of 14186535420 is 2453568141.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 155271 + ... + 229089.

It is an arithmetic number, because the mean of its divisors is an integer number (827817480).

Almost surely, 2^14186535420 is an apocalyptic number.

14186535420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

14186535420 is an abundant number, since it is smaller than the sum of its proper divisors (25548703620).

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

14186535420 is a wasteful number, since it uses less digits than its factorization.

14186535420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77034 (or 77032 counting only the distinct ones).

The product of its (nonzero) digits is 115200, while the sum is 39.

The spelling of 14186535420 in words is "fourteen billion, one hundred eighty-six million, five hundred thirty-five thousand, four hundred twenty".