11216071564 has 24 divisors (see below), whose sum is σ = 20893345200. Its totient is φ = 5253177600.

The previous prime is 11216071519. The next prime is 11216071567. The reversal of 11216071564 is 46517061211.

11216071564 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×11216071564² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (11216071567) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 822337 + ... + 835864.

It is an arithmetic number, because the mean of its divisors is an integer number (870556050).

Almost surely, 2^11216071564 is an apocalyptic number.

It is an amenable number.

11216071564 is a deficient number, since it is larger than the sum of its proper divisors (9677273636).

11216071564 is a wasteful number, since it uses less digits than its factorization.

11216071564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1658313 (or 1658311 counting only the distinct ones).

The product of its (nonzero) digits is 10080, while the sum is 34.

The spelling of 11216071564 in words is "eleven billion, two hundred sixteen million, seventy-one thousand, five hundred sixty-four".