5511940836909 has 16 divisors (see below), whose sum is σ = 8331138648000. Its totient is φ = 3213439191936.

The previous prime is 5511940836859. The next prime is 5511940836917. The reversal of 5511940836909 is 9096380491155.

It is not a de Polignac number, because 5511940836909 - 2⁸ = 5511940836653 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5511940836989) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3719257584 + ... + 3719259065.

It is an arithmetic number, because the mean of its divisors is an integer number (520696165500).

Almost surely, 2^{5511940836909} is an apocalyptic number.

It is an amenable number.

5511940836909 is a deficient number, since it is larger than the sum of its proper divisors (2819197811091).

5511940836909 is a wasteful number, since it uses less digits than its factorization.

5511940836909 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7438516684.

The product of its (nonzero) digits is 10497600, while the sum is 60.

The spelling of 5511940836909 in words is "five trillion, five hundred eleven billion, nine hundred forty million, eight hundred thirty-six thousand, nine hundred nine".