200188700261 has 16 divisors (see below), whose sum is σ = 219461280768. Its totient is φ = 181096700400.

The previous prime is 200188700251. The next prime is 200188700269. The reversal of 200188700261 is 162007881002.

200188700261 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 200188700261 - 2⁶ = 200188700197 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200188700269) 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 15 ways as a sum of consecutive naturals, for example, 2424686 + ... + 2505888.

It is an arithmetic number, because the mean of its divisors is an integer number (13716330048).

Almost surely, 2^200188700261 is an apocalyptic number.

It is an amenable number.

200188700261 is a deficient number, since it is larger than the sum of its proper divisors (19272580507).

200188700261 is a wasteful number, since it uses less digits than its factorization.

200188700261 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82312.

The product of its (nonzero) digits is 10752, while the sum is 35.

The spelling of 200188700261 in words is "two hundred billion, one hundred eighty-eight million, seven hundred thousand, two hundred sixty-one".