201664662062 has 4 divisors (see below), whose sum is σ = 302496993096. Its totient is φ = 100832331030.

The previous prime is 201664662061. The next prime is 201664662079. The reversal of 201664662062 is 260266466102.

201664662062 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201664662061) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50416165514 + ... + 50416165517.

It is an arithmetic number, because the mean of its divisors is an integer number (75624248274).

Almost surely, 2^201664662062 is an apocalyptic number.

201664662062 is a deficient number, since it is larger than the sum of its proper divisors (100832331034).

201664662062 is a wasteful number, since it uses less digits than its factorization.

201664662062 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100832331033.

The product of its (nonzero) digits is 248832, while the sum is 41.

The spelling of 201664662062 in words is "two hundred one billion, six hundred sixty-four million, six hundred sixty-two thousand, sixty-two".