10889436639817 has 8 divisors (see below), whose sum is σ = 11077612704224. Its totient is φ = 10702314783648.

The previous prime is 10889436639799. The next prime is 10889436639833. The reversal of 10889436639817 is 71893663498801.

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 10889436639817 - 2³¹ = 10887289156169 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (73).

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 10889436639817.

It is not an unprimeable number, because it can be changed into a prime (10889436639217) 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 in 7 ways as a sum of consecutive naturals, for example, 263531223 + ... + 263572540.

It is an arithmetic number, because the mean of its divisors is an integer number (1384701588028).

Almost surely, 2^{10889436639817} is an apocalyptic number.

It is an amenable number.

10889436639817 is a deficient number, since it is larger than the sum of its proper divisors (188176064407).

10889436639817 is an equidigital number, since it uses as much as digits as its factorization.

10889436639817 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 527104119.

The product of its (nonzero) digits is 376233984, while the sum is 73.

The spelling of 10889436639817 in words is "ten trillion, eight hundred eighty-nine billion, four hundred thirty-six million, six hundred thirty-nine thousand, eight hundred seventeen".