11605000555555 has 16 divisors (see below), whose sum is σ = 15258925857024. Its totient is φ = 8402819776480.

The previous prime is 11605000555553. The next prime is 11605000555711. The reversal of 11605000555555 is 55555500050611.

It is not a de Polignac number, because 11605000555555 - 2¹ = 11605000555553 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11605000555553) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 464745247 + ... + 464770216.

It is an arithmetic number, because the mean of its divisors is an integer number (953682866064).

Almost surely, 2^{11605000555555} is an apocalyptic number.

11605000555555 is a deficient number, since it is larger than the sum of its proper divisors (3653925301469).

11605000555555 is a wasteful number, since it uses less digits than its factorization.

11605000555555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 929515706.

The product of its (nonzero) digits is 468750, while the sum is 43.

The spelling of 11605000555555 in words is "eleven trillion, six hundred five billion, five hundred fifty-five thousand, five hundred fifty-five".