10989879927 has 32 divisors (see below), whose sum is σ = 16621113600. Its totient is φ = 6403110912.

The previous prime is 10989879917. The next prime is 10989879931. The reversal of 10989879927 is 72997898901.

It is not a de Polignac number, because 10989879927 - 2¹⁵ = 10989847159 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10989879917) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1562224 + ... + 1569242.

It is an arithmetic number, because the mean of its divisors is an integer number (519409800).

Almost surely, 2^10989879927 is an apocalyptic number.

10989879927 is a deficient number, since it is larger than the sum of its proper divisors (5631233673).

10989879927 is a wasteful number, since it uses less digits than its factorization.

10989879927 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9167.

The product of its (nonzero) digits is 41150592, while the sum is 69.

The spelling of 10989879927 in words is "ten billion, nine hundred eighty-nine million, eight hundred seventy-nine thousand, nine hundred twenty-seven".