200845653621 has 8 divisors (see below), whose sum is σ = 283546805184. Its totient is φ = 126020802240.

The previous prime is 200845653601. The next prime is 200845653661. The reversal of 200845653621 is 126356548002.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 200845653621 - 2⁹ = 200845653109 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200845653601) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1969074985 + ... + 1969075086.

It is an arithmetic number, because the mean of its divisors is an integer number (35443350648).

Almost surely, 2^200845653621 is an apocalyptic number.

It is an amenable number.

200845653621 is a deficient number, since it is larger than the sum of its proper divisors (82701151563).

200845653621 is a wasteful number, since it uses less digits than its factorization.

200845653621 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3938150091.

The product of its (nonzero) digits is 345600, while the sum is 42.

The spelling of 200845653621 in words is "two hundred billion, eight hundred forty-five million, six hundred fifty-three thousand, six hundred twenty-one".