200885437640836 has 27 divisors (see below), whose sum is σ = 380672659287333. Its totient is φ = 92716185753360.

The previous prime is 200885437640831. The next prime is 200885437640861. The reversal of 200885437640836 is 638046734588002.

It is a happy number.

The square root of 200885437640836 is 14173406.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 29716780716100 + 171168656924736 = 5451310^2 + 13083144^2 .

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (200885437640831) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 368235991 + ... + 368781121.

Almost surely, 2^{200885437640836} is an apocalyptic number.

200885437640836 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

200885437640836 is the 14173406-th square number.

It is an amenable number.

200885437640836 is a deficient number, since it is larger than the sum of its proper divisors (179787221646497).

200885437640836 is an frugal number, since it uses more digits than its factorization.

200885437640836 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1090292 (or 545146 counting only the distinct ones).

The product of its (nonzero) digits is 185794560, while the sum is 64.

The spelling of 200885437640836 in words is "two hundred trillion, eight hundred eighty-five billion, four hundred thirty-seven million, six hundred forty thousand, eight hundred thirty-six".