11011010564 has 6 divisors (see below), whose sum is σ = 19269268494. Its totient is φ = 5505505280.

The previous prime is 11011010561. The next prime is 11011010579. The reversal of 11011010564 is 46501011011.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 8957108164 + 2053902400 = 94642^2 + 45320^2 .

It is not an unprimeable number, because it can be changed into a prime (11011010561) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1376376317 + ... + 1376376324.

It is an arithmetic number, because the mean of its divisors is an integer number (3211544749).

Almost surely, 2^11011010564 is an apocalyptic number.

It is an amenable number.

11011010564 is a deficient number, since it is larger than the sum of its proper divisors (8258257930).

11011010564 is a wasteful number, since it uses less digits than its factorization.

11011010564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2752752645 (or 2752752643 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 20.

Adding to 11011010564 its reverse (46501011011), we get a palindrome (57512021575).

The spelling of 11011010564 in words is "eleven billion, eleven million, ten thousand, five hundred sixty-four".