11206440164 has 6 divisors (see below), whose sum is σ = 19611270294. Its totient is φ = 5603220080.

The previous prime is 11206440149. The next prime is 11206440209. The reversal of 11206440164 is 46104460211.

It can be written as a sum of positive squares in only one way, i.e., 6406721764 + 4799718400 = 80042^2 + 69280^2 .

It is a super-2 number, since 2×11206440164² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1400805017 + ... + 1400805024.

It is an arithmetic number, because the mean of its divisors is an integer number (3268545049).

Almost surely, 2^11206440164 is an apocalyptic number.

It is an amenable number.

11206440164 is a deficient number, since it is larger than the sum of its proper divisors (8404830130).

11206440164 is a wasteful number, since it uses less digits than its factorization.

11206440164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2801610045 (or 2801610043 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 29.

The spelling of 11206440164 in words is "eleven billion, two hundred six million, four hundred forty thousand, one hundred sixty-four".