1383802206066 has 64 divisors (see below), whose sum is σ = 3553906233600. Its totient is φ = 390929666688.

The previous prime is 1383802206037. The next prime is 1383802206097. The reversal of 1383802206066 is 6606022083831.

It is a happy number.

1383802206066 is a `hidden beast` number, since 1 + 3 + 8 + 38 + 0 + 2 + 2 + 0 + 606 + 6 = 666.

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 in 31 ways as a sum of consecutive naturals, for example, 20532945 + ... + 20600228.

It is an arithmetic number, because the mean of its divisors is an integer number (55529784900).

Almost surely, 2^{1383802206066} is an apocalyptic number.

1383802206066 is an abundant number, since it is smaller than the sum of its proper divisors (2170104027534).

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

1383802206066 is a wasteful number, since it uses less digits than its factorization.

1383802206066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41133280 (or 41133274 counting only the distinct ones).

The product of its (nonzero) digits is 497664, while the sum is 45.

Adding to 1383802206066 its reverse (6606022083831), we get a palindrome (7989824289897).

The spelling of 1383802206066 in words is "one trillion, three hundred eighty-three billion, eight hundred two million, two hundred six thousand, sixty-six".