11065775642 has 16 divisors (see below), whose sum is σ = 16697276232. Its totient is φ = 5500042560.

The previous prime is 11065775641. The next prime is 11065775657. The reversal of 11065775642 is 24657756011.

It can be written as a sum of positive squares in 4 ways, for example, as 6129167521 + 4936608121 = 78289^2 + 70261^2 .

It is a junction number, because it is equal to n+sod(n) for n = 11065775593 and 11065775602.

It is not an unprimeable number, because it can be changed into a prime (11065775641) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1172888 + ... + 1182284.

Almost surely, 2^11065775642 is an apocalyptic number.

11065775642 is a deficient number, since it is larger than the sum of its proper divisors (5631500590).

11065775642 is a wasteful number, since it uses less digits than its factorization.

11065775642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12833.

The product of its (nonzero) digits is 352800, while the sum is 44.

The spelling of 11065775642 in words is "eleven billion, sixty-five million, seven hundred seventy-five thousand, six hundred forty-two".