200691456196 has 81 divisors (see below), whose sum is σ = 449222290797. Its totient is φ = 78164597280.

The previous prime is 200691456167. The next prime is 200691456211. The reversal of 200691456196 is 691654196002.

The square root of 200691456196 is 447986.

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

It can be written as a sum of positive squares in only one way, i.e., 174044158596 + 26647297600 = 417186^2 + 163240^2 .

It is a Harshad number since it is a multiple of its sum of digits (49).

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 26 ways as a sum of consecutive naturals, for example, 68988390 + ... + 68991298.

Almost surely, 2^200691456196 is an apocalyptic number.

200691456196 is the 447986-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 200691456196

200691456196 is an abundant number, since it is smaller than the sum of its proper divisors (248530834601).

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

200691456196 is an equidigital number, since it uses as much as digits as its factorization.

200691456196 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5858 (or 2929 counting only the distinct ones).

The product of its (nonzero) digits is 699840, while the sum is 49.

Multiplying 200691456196 by its sum of digits (49), we get a square (9833881353604 = 3135902²).

200691456196 divided by its sum of digits (49) gives a square (4095744004 = 63998²).

The spelling of 200691456196 in words is "two hundred billion, six hundred ninety-one million, four hundred fifty-six thousand, one hundred ninety-six".