11401566366 has 16 divisors (see below), whose sum is σ = 22810604544. Its totient is φ = 3799276824.

The previous prime is 11401566361. The next prime is 11401566367. The reversal of 11401566366 is 66366510411.

11401566366 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11401566361) 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, 291390 + ... + 328193.

It is an arithmetic number, because the mean of its divisors is an integer number (1425662784).

Almost surely, 2^11401566366 is an apocalyptic number.

11401566366 is an abundant number, since it is smaller than the sum of its proper divisors (11409038178).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11401566366 is a wasteful number, since it uses less digits than its factorization.

11401566366 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 622655.

The product of its (nonzero) digits is 77760, while the sum is 39.

The spelling of 11401566366 in words is "eleven billion, four hundred one million, five hundred sixty-six thousand, three hundred sixty-six".