186145295556 has 96 divisors (see below), whose sum is σ = 508047482880. Its totient is φ = 52417497600.

The previous prime is 186145295549. The next prime is 186145295569. The reversal of 186145295556 is 655592541681.

It is a junction number, because it is equal to n+sod(n) for n = 186145295496 and 186145295505.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 347740 + ... + 702291.

It is an arithmetic number, because the mean of its divisors is an integer number (5292161280).

Almost surely, 2^186145295556 is an apocalyptic number.

It is an amenable number.

186145295556 is an abundant number, since it is smaller than the sum of its proper divisors (321902187324).

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

186145295556 is a wasteful number, since it uses less digits than its factorization.

186145295556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1050145 (or 1050143 counting only the distinct ones).

The product of its digits is 12960000, while the sum is 57.

The spelling of 186145295556 in words is "one hundred eighty-six billion, one hundred forty-five million, two hundred ninety-five thousand, five hundred fifty-six".