11166354420366 has 16 divisors (see below), whose sum is σ = 22332823585488. Its totient is φ = 3722099016000.

The previous prime is 11166354420349. The next prime is 11166354420449. The reversal of 11166354420366 is 66302445366111.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3489085 + ... + 5874216.

It is an arithmetic number, because the mean of its divisors is an integer number (1395801474093).

Almost surely, 2^{11166354420366} is an apocalyptic number.

11166354420366 is an abundant number, since it is smaller than the sum of its proper divisors (11166469165122).

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

11166354420366 is a wasteful number, since it uses less digits than its factorization.

11166354420366 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9562067.

The product of its (nonzero) digits is 1866240, while the sum is 48.

Adding to 11166354420366 its reverse (66302445366111), we get a palindrome (77468799786477).

The spelling of 11166354420366 in words is "eleven trillion, one hundred sixty-six billion, three hundred fifty-four million, four hundred twenty thousand, three hundred sixty-six".