11605785153 has 32 divisors (see below), whose sum is σ = 16497277440. Its totient is φ = 7246920960.

The previous prime is 11605785151. The next prime is 11605785161. The reversal of 11605785153 is 35158750611.

It is a happy number.

It is not a de Polignac number, because 11605785153 - 2¹ = 11605785151 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11605785151) 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, 300003 + ... + 336471.

It is an arithmetic number, because the mean of its divisors is an integer number (515539920).

Almost surely, 2^11605785153 is an apocalyptic number.

It is an amenable number.

11605785153 is a deficient number, since it is larger than the sum of its proper divisors (4891492287).

11605785153 is a wasteful number, since it uses less digits than its factorization.

11605785153 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36617.

The product of its (nonzero) digits is 126000, while the sum is 42.

The spelling of 11605785153 in words is "eleven billion, six hundred five million, seven hundred eighty-five thousand, one hundred fifty-three".