200646541064548 has 12 divisors (see below), whose sum is σ = 351163758657712. Its totient is φ = 100314038590920.

The previous prime is 200646541064513. The next prime is 200646541064549. The reversal of 200646541064548 is 845460145646002.

It is a happy number.

It is a super-2 number, since 2×200646541064548² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (200646541064549) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2307936438 + ... + 2308023373.

Almost surely, 2^{200646541064548} is an apocalyptic number.

It is an amenable number.

200646541064548 is a deficient number, since it is larger than the sum of its proper divisors (150517217593164).

200646541064548 is a wasteful number, since it uses less digits than its factorization.

200646541064548 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4615970682 (or 4615970680 counting only the distinct ones).

The product of its (nonzero) digits is 22118400, while the sum is 55.

The spelling of 200646541064548 in words is "two hundred trillion, six hundred forty-six billion, five hundred forty-one million, sixty-four thousand, five hundred forty-eight".