11009867649 has 8 divisors (see below), whose sum is σ = 16014352992. Its totient is φ = 6672647040.

The previous prime is 11009867599. The next prime is 11009867653. The reversal of 11009867649 is 94676890011.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 11009867649 - 2¹⁵ = 11009834881 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11009867669) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 166816144 + ... + 166816209.

It is an arithmetic number, because the mean of its divisors is an integer number (2001794124).

Almost surely, 2^11009867649 is an apocalyptic number.

It is an amenable number.

11009867649 is a deficient number, since it is larger than the sum of its proper divisors (5004485343).

11009867649 is a wasteful number, since it uses less digits than its factorization.

11009867649 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 333632367.

The product of its (nonzero) digits is 653184, while the sum is 51.

The spelling of 11009867649 in words is "eleven billion, nine million, eight hundred sixty-seven thousand, six hundred forty-nine".