186380337136 has 80 divisors (see below), whose sum is σ = 421669011456. Its totient is φ = 78142745088.

The previous prime is 186380337103. The next prime is 186380337149. The reversal of 186380337136 is 631733083681.

It is a self number, because there is not a number n which added to its sum of digits gives 186380337136.

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, 14137780 + ... + 14150956.

Almost surely, 2^186380337136 is an apocalyptic number.

186380337136 is a gapful number since it is divisible by the number (16) 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 186380337136, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (210834505728).

186380337136 is an abundant number, since it is smaller than the sum of its proper divisors (235288674320).

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

186380337136 is a wasteful number, since it uses less digits than its factorization.

186380337136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15926 (or 15920 counting only the distinct ones).

The product of its (nonzero) digits is 1306368, while the sum is 49.

The spelling of 186380337136 in words is "one hundred eighty-six billion, three hundred eighty million, three hundred thirty-seven thousand, one hundred thirty-six".