200681839465 has 16 divisors (see below), whose sum is σ = 243181265040. Its totient is φ = 158975948800.

The previous prime is 200681839459. The next prime is 200681839483. The reversal of 200681839465 is 564938186002.

It can be written as a sum of positive squares in 8 ways, for example, as 10255207824 + 190426631641 = 101268^2 + 436379^2 .

It is not a de Polignac number, because 200681839465 - 2⁵ = 200681839433 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 90610 + ... + 639979.

It is an arithmetic number, because the mean of its divisors is an integer number (15198829065).

Almost surely, 2^200681839465 is an apocalyptic number.

It is an amenable number.

200681839465 is a deficient number, since it is larger than the sum of its proper divisors (42499425575).

200681839465 is a wasteful number, since it uses less digits than its factorization.

200681839465 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 731132.

The product of its (nonzero) digits is 2488320, while the sum is 52.

The spelling of 200681839465 in words is "two hundred billion, six hundred eighty-one million, eight hundred thirty-nine thousand, four hundred sixty-five".