11605770873 has 6 divisors (see below), whose sum is σ = 16763891274. Its totient is φ = 7737180576.

The previous prime is 11605770863. The next prime is 11605770889. The reversal of 11605770873 is 37807750611.

11605770873 is a `hidden beast` number, since 1 + 1 + 6 + 0 + 577 + 0 + 8 + 73 = 666.

It can be written as a sum of positive squares in only one way, i.e., 10369756224 + 1236014649 = 101832^2 + 35157^2 .

It is not a de Polignac number, because 11605770873 - 2⁴ = 11605770857 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11605770833) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 644765040 + ... + 644765057.

It is an arithmetic number, because the mean of its divisors is an integer number (2793981879).

Almost surely, 2^11605770873 is an apocalyptic number.

It is an amenable number.

11605770873 is a deficient number, since it is larger than the sum of its proper divisors (5158120401).

11605770873 is a wasteful number, since it uses less digits than its factorization.

11605770873 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1289530103 (or 1289530100 counting only the distinct ones).

The product of its (nonzero) digits is 246960, while the sum is 45.

The spelling of 11605770873 in words is "eleven billion, six hundred five million, seven hundred seventy thousand, eight hundred seventy-three".