6611161055 has 16 divisors (see below), whose sum is σ = 8714027520. Its totient is φ = 4792711968.

The previous prime is 6611161049. The next prime is 6611161061. The reversal of 6611161055 is 5501611166.

It is an interprime number because it is at equal distance from previous prime (6611161049) and next prime (6611161061).

It is a cyclic number.

It is not a de Polignac number, because 6611161055 - 2²⁴ = 6594383839 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 (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1510667 + ... + 1515036.

It is an arithmetic number, because the mean of its divisors is an integer number (544626720).

Almost surely, 2^6611161055 is an apocalyptic number.

6611161055 is a deficient number, since it is larger than the sum of its proper divisors (2102866465).

6611161055 is a wasteful number, since it uses less digits than its factorization.

6611161055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3025750.

The product of its (nonzero) digits is 5400, while the sum is 32.

The square root of 6611161055 is about 81309.0465753965. The cubic root of 6611161055 is about 1876.8342162361.

The spelling of 6611161055 in words is "six billion, six hundred eleven million, one hundred sixty-one thousand, fifty-five".