196869690000 has 1125 divisors, whose sum is σ = 783347800807. Its totient is φ = 47706624000.

The previous prime is 196869689977. The next prime is 196869690011. The reversal of 196869690000 is 96968691.

The square root of 196869690000 is 443700.

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

196869690000 is digitally balanced in base 7, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 22 ways, for example, as 196614201744 + 255488256 = 443412^2 + 15984^2 .

It is a tau number, because it is divible by the number of its divisors (1125).

It is a super-2 number, since 2×196869690000² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 224 ways as a sum of consecutive naturals, for example, 6788609986 + ... + 6788610014.

Almost surely, 2^196869690000 is an apocalyptic number.

196869690000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

196869690000 is the 443700-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 196869690000

196869690000 is an abundant number, since it is smaller than the sum of its proper divisors (586478110807).

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

196869690000 is an equidigital number, since it uses as much as digits as its factorization.

196869690000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 132 (or 56 counting only the distinct ones).

The product of its (nonzero) digits is 1259712, while the sum is 54.

The spelling of 196869690000 in words is "one hundred ninety-six billion, eight hundred sixty-nine million, six hundred ninety thousand".