11055640215305 has 32 divisors (see below), whose sum is σ = 15253840982016. Its totient is φ = 7535106512064.

The previous prime is 11055640215287. The next prime is 11055640215313. The reversal of 11055640215305 is 50351204655011.

It is a cyclic number.

It is not a de Polignac number, because 11055640215305 - 2⁶ = 11055640215241 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 99935132 + ... + 100045698.

It is an arithmetic number, because the mean of its divisors is an integer number (476682530688).

Almost surely, 2^{11055640215305} is an apocalyptic number.

It is an amenable number.

11055640215305 is a deficient number, since it is larger than the sum of its proper divisors (4198200766711).

11055640215305 is a wasteful number, since it uses less digits than its factorization.

11055640215305 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 127853.

The product of its (nonzero) digits is 90000, while the sum is 38.

The spelling of 11055640215305 in words is "eleven trillion, fifty-five billion, six hundred forty million, two hundred fifteen thousand, three hundred five".