200149571640 has 32 divisors (see below), whose sum is σ = 600448715280. Its totient is φ = 53373219072.

The previous prime is 200149571623. The next prime is 200149571641. The reversal of 200149571640 is 46175941002.

200149571640 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200149571641) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 833956429 + ... + 833956668.

Almost surely, 2^200149571640 is an apocalyptic number.

200149571640 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

200149571640 is an abundant number, since it is smaller than the sum of its proper divisors (400299143640).

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

200149571640 is a wasteful number, since it uses less digits than its factorization.

200149571640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1667913111 (or 1667913107 counting only the distinct ones).

The product of its (nonzero) digits is 60480, while the sum is 39.

The spelling of 200149571640 in words is "two hundred billion, one hundred forty-nine million, five hundred seventy-one thousand, six hundred forty".