10989347416 has 8 divisors (see below), whose sum is σ = 20605026420. Its totient is φ = 5494673704.

The previous prime is 10989347401. The next prime is 10989347419. The reversal of 10989347416 is 61474398901.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10989347419) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 686834206 + ... + 686834221.

Almost surely, 2^10989347416 is an apocalyptic number.

It is an amenable number.

10989347416 is a deficient number, since it is larger than the sum of its proper divisors (9615679004).

10989347416 is a wasteful number, since it uses less digits than its factorization.

10989347416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1373668433 (or 1373668429 counting only the distinct ones).

The product of its (nonzero) digits is 1306368, while the sum is 52.

The spelling of 10989347416 in words is "ten billion, nine hundred eighty-nine million, three hundred forty-seven thousand, four hundred sixteen".