10989861932 has 24 divisors (see below), whose sum is σ = 22935365376. Its totient is φ = 4505160528.

The previous prime is 10989861929. The next prime is 10989861947. The reversal of 10989861932 is 23916898901.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8531858 + ... + 8533145.

It is an arithmetic number, because the mean of its divisors is an integer number (955640224).

Almost surely, 2^10989861932 is an apocalyptic number.

It is an amenable number.

10989861932 is an abundant number, since it is smaller than the sum of its proper divisors (11945503444).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10989861932 is a wasteful number, since it uses less digits than its factorization.

10989861932 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17065037 (or 17065035 counting only the distinct ones).

The product of its (nonzero) digits is 1679616, while the sum is 56.

The spelling of 10989861932 in words is "ten billion, nine hundred eighty-nine million, eight hundred sixty-one thousand, nine hundred thirty-two".