201061568 has 28 divisors (see below), whose sum is σ = 399787872. Its totient is φ = 100327680.

The previous prime is 201061543. The next prime is 201061583. The reversal of 201061568 is 865160102.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 201061568.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 31721 + ... + 37527.

Almost surely, 2^201061568 is an apocalyptic number.

It is an amenable number.

201061568 is a deficient number, since it is larger than the sum of its proper divisors (198726304).

201061568 is an equidigital number, since it uses as much as digits as its factorization.

201061568 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6360 (or 6350 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 29.

The square root of 201061568 is about 14179.6180484525. The cubic root of 201061568 is about 585.8364036017.

The spelling of 201061568 in words is "two hundred one million, sixty-one thousand, five hundred sixty-eight".