163261446416200 has 72 divisors (see below), whose sum is σ = 417227444425890. Its totient is φ = 59367798688000.

The previous prime is 163261446416153. The next prime is 163261446416279. The reversal of 163261446416200 is 2614644162361.

It can be written as a sum of positive squares in 3 ways, for example, as 61623473403844 + 101637973012356 = 7850062^2 + 10081566^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 3373146181 + ... + 3373194580.

Almost surely, 2^{163261446416200} is an apocalyptic number.

163261446416200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

163261446416200 is an abundant number, since it is smaller than the sum of its proper divisors (253965998009690).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

163261446416200 is a wasteful number, since it uses less digits than its factorization.

163261446416200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6746340799 (or 6746340779 counting only the distinct ones).

The product of its (nonzero) digits is 995328, while the sum is 46.

The spelling of 163261446416200 in words is "one hundred sixty-three trillion, two hundred sixty-one billion, four hundred forty-six million, four hundred sixteen thousand, two hundred".