200778582085 has 32 divisors (see below), whose sum is σ = 248997242880. Its totient is φ = 155342138688.

The previous prime is 200778582079. The next prime is 200778582091. The reversal of 200778582085 is 580285877002.

200778582085 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (200778582079) and next prime (200778582091).

It is a cyclic number.

It is not a de Polignac number, because 200778582085 - 2¹³ = 200778573893 is a prime.

It is a congruent number.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 16260424 + ... + 16272766.

It is an arithmetic number, because the mean of its divisors is an integer number (7781163840).

Almost surely, 2^200778582085 is an apocalyptic number.

It is an amenable number.

200778582085 is a deficient number, since it is larger than the sum of its proper divisors (48218660795).

200778582085 is a wasteful number, since it uses less digits than its factorization.

200778582085 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13297.

The product of its (nonzero) digits is 2508800, while the sum is 52.

The spelling of 200778582085 in words is "two hundred billion, seven hundred seventy-eight million, five hundred eighty-two thousand, eighty-five".