911816055 has 32 divisors (see below), whose sum is σ = 1622891520. Its totient is φ = 485736480.

The previous prime is 911816053. The next prime is 911816077. The reversal of 911816055 is 550618119.

It is not a de Polignac number, because 911816055 - 2¹ = 911816053 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (911816053) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 129270 + ... + 136140.

It is an arithmetic number, because the mean of its divisors is an integer number (50715360).

Almost surely, 2^911816055 is an apocalyptic number.

911816055 is a deficient number, since it is larger than the sum of its proper divisors (711075465).

911816055 is a wasteful number, since it uses less digits than its factorization.

911816055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7868 (or 7862 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 36.

The square root of 911816055 is about 30196.2920736967. The cubic root of 911816055 is about 969.6963143988.

The spelling of 911816055 in words is "nine hundred eleven million, eight hundred sixteen thousand, fifty-five".