200744641654 has 16 divisors (see below), whose sum is σ = 318513242592. Its totient is φ = 94693123008.

The previous prime is 200744641651. The next prime is 200744641681. The reversal of 200744641654 is 456146447002.

200744641654 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×200744641654² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 200744641654.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200744641651) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29887149 + ... + 29893864.

It is an arithmetic number, because the mean of its divisors is an integer number (19907077662).

Almost surely, 2^200744641654 is an apocalyptic number.

200744641654 is a deficient number, since it is larger than the sum of its proper divisors (117768600938).

200744641654 is a wasteful number, since it uses less digits than its factorization.

200744641654 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59781111.

The product of its (nonzero) digits is 645120, while the sum is 43.

The spelling of 200744641654 in words is "two hundred billion, seven hundred forty-four million, six hundred forty-one thousand, six hundred fifty-four".