186745199132 has 24 divisors (see below), whose sum is σ = 341528988192. Its totient is φ = 89177774400.

The previous prime is 186745199089. The next prime is 186745199141. The reversal of 186745199132 is 231991547681.

It is a happy number.

It is a congruent number.

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, 1474619 + ... + 1596242.

It is an arithmetic number, because the mean of its divisors is an integer number (14230374508).

Almost surely, 2^186745199132 is an apocalyptic number.

It is an amenable number.

186745199132 is a deficient number, since it is larger than the sum of its proper divisors (154783789060).

186745199132 is a wasteful number, since it uses less digits than its factorization.

186745199132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3071549 (or 3071547 counting only the distinct ones).

The product of its digits is 3265920, while the sum is 56.

The spelling of 186745199132 in words is "one hundred eighty-six billion, seven hundred forty-five million, one hundred ninety-nine thousand, one hundred thirty-two".