196730186085 has 24 divisors (see below), whose sum is σ = 351998959104. Its totient is φ = 101538159840.

The previous prime is 196730186083. The next prime is 196730186111. The reversal of 196730186085 is 580681037691.

196730186085 is a `hidden beast` number, since 19 + 6 + 7 + 3 + 0 + 18 + 608 + 5 = 666.

It is not a de Polignac number, because 196730186085 - 2¹ = 196730186083 is a prime.

It is a super-2 number, since 2×196730186085² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (196730186083) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 70511217 + ... + 70514006.

It is an arithmetic number, because the mean of its divisors is an integer number (14666623296).

Almost surely, 2^196730186085 is an apocalyptic number.

196730186085 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

196730186085 is a deficient number, since it is larger than the sum of its proper divisors (155268773019).

196730186085 is a wasteful number, since it uses less digits than its factorization.

196730186085 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 141025265 (or 141025262 counting only the distinct ones).

The product of its (nonzero) digits is 2177280, while the sum is 54.

The spelling of 196730186085 in words is "one hundred ninety-six billion, seven hundred thirty million, one hundred eighty-six thousand, eighty-five".