202664671005889 has 8 divisors (see below), whose sum is σ = 202729549230368. Its totient is φ = 202599802510560.

The previous prime is 202664671005871. The next prime is 202664671005893. The reversal of 202664671005889 is 988500176466202.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-202664671005889 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 202664671005889.

It is not an unprimeable number, because it can be changed into a prime (202664671005289) 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, 39350494 + ... + 44201704.

It is an arithmetic number, because the mean of its divisors is an integer number (25341193653796).

Almost surely, 2^{202664671005889} is an apocalyptic number.

It is an amenable number.

202664671005889 is a deficient number, since it is larger than the sum of its proper divisors (64878224479).

202664671005889 is an equidigital number, since it uses as much as digits as its factorization.

202664671005889 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4864575.

The product of its (nonzero) digits is 69672960, while the sum is 64.

The spelling of 202664671005889 in words is "two hundred two trillion, six hundred sixty-four billion, six hundred seventy-one million, five thousand, eight hundred eighty-nine".