10201521606689 has 8 divisors (see below), whose sum is σ = 11767843349568. Its totient is φ = 8662440242160.

The previous prime is 10201521606613. The next prime is 10201521606691. The reversal of 10201521606689 is 98660612510201.

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

It is a cyclic number.

It is not a de Polignac number, because 10201521606689 - 2⁴⁰ = 9102009978913 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (10201521600689) 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, 6810093782 + ... + 6810095279.

It is an arithmetic number, because the mean of its divisors is an integer number (1470980418696).

Almost surely, 2^{10201521606689} is an apocalyptic number.

It is an amenable number.

10201521606689 is a deficient number, since it is larger than the sum of its proper divisors (1566321742879).

10201521606689 is a wasteful number, since it uses less digits than its factorization.

10201521606689 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13620189175.

The product of its (nonzero) digits is 311040, while the sum is 47.

The spelling of 10201521606689 in words is "ten trillion, two hundred one billion, five hundred twenty-one million, six hundred six thousand, six hundred eighty-nine".