8827998158661 has 128 divisors (see below), whose sum is σ = 14247100108800. Its totient is φ = 4799257128960.

The previous prime is 8827998158659. The next prime is 8827998158669. The reversal of 8827998158661 is 1668518997288.

It is not a de Polignac number, because 8827998158661 - 2¹ = 8827998158659 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8827998158669) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 531190810 + ... + 531207428.

It is an arithmetic number, because the mean of its divisors is an integer number (111305469600).

Almost surely, 2^{8827998158661} is an apocalyptic number.

It is an amenable number.

8827998158661 is a deficient number, since it is larger than the sum of its proper divisors (5419101950139).

8827998158661 is a wasteful number, since it uses less digits than its factorization.

8827998158661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17099.

The product of its digits is 836075520, while the sum is 78.

The spelling of 8827998158661 in words is "eight trillion, eight hundred twenty-seven billion, nine hundred ninety-eight million, one hundred fifty-eight thousand, six hundred sixty-one".