190981236196 has 27 divisors (see below), whose sum is σ = 335708975721. Its totient is φ = 95066277504.

The previous prime is 190981236181. The next prime is 190981236211. The reversal of 190981236196 is 691632189091.

The square root of 190981236196 is 437014.

It is a perfect power (a square), and thus also a powerful number.

It is an interprime number because it is at equal distance from previous prime (190981236181) and next prime (190981236211).

It can be written as a sum of positive squares in only one way, i.e., 77590102500 + 113391133696 = 278550^2 + 336736^2 .

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 308531575 + ... + 308532193.

Almost surely, 2^190981236196 is an apocalyptic number.

190981236196 is the 437014-th square number.

It is an amenable number.

190981236196 is a deficient number, since it is larger than the sum of its proper divisors (144727739525).

190981236196 is an frugal number, since it uses more digits than its factorization.

190981236196 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1948 (or 974 counting only the distinct ones).

The product of its (nonzero) digits is 1259712, while the sum is 55.

The spelling of 190981236196 in words is "one hundred ninety billion, nine hundred eighty-one million, two hundred thirty-six thousand, one hundred ninety-six".