9549049499965 has 16 divisors (see below), whose sum is σ = 11482923916800. Its totient is φ = 7623213114112.

The previous prime is 9549049499897. The next prime is 9549049500097. The reversal of 9549049499965 is 5699949409459.

It is a cyclic number.

It is not a de Polignac number, because 9549049499965 - 2¹⁵ = 9549049467197 is a prime.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 3595221 + ... + 5658949.

It is an arithmetic number, because the mean of its divisors is an integer number (717682744800).

Almost surely, 2^{9549049499965} is an apocalyptic number.

It is an amenable number.

9549049499965 is a deficient number, since it is larger than the sum of its proper divisors (1933874416835).

9549049499965 is a wasteful number, since it uses less digits than its factorization.

9549049499965 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2065676.

The product of its (nonzero) digits is 5101833600, while the sum is 82.

The spelling of 9549049499965 in words is "nine trillion, five hundred forty-nine billion, forty-nine million, four hundred ninety-nine thousand, nine hundred sixty-five".