1355433022066 has 4 divisors (see below), whose sum is σ = 2033149533102. Its totient is φ = 677716511032.

The previous prime is 1355433022037. The next prime is 1355433022067. The reversal of 1355433022066 is 6602203345531.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 1300546372225 + 54886649841 = 1140415^2 + 234279^2 .

It is not an unprimeable number, because it can be changed into a prime (1355433022067) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 338858255515 + ... + 338858255518.

Almost surely, 2^{1355433022066} is an apocalyptic number.

1355433022066 is a deficient number, since it is larger than the sum of its proper divisors (677716511036).

1355433022066 is an equidigital number, since it uses as much as digits as its factorization.

1355433022066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 677716511035.

The product of its (nonzero) digits is 388800, while the sum is 40.

Adding to 1355433022066 its reverse (6602203345531), we get a palindrome (7957636367597).

The spelling of 1355433022066 in words is "one trillion, three hundred fifty-five billion, four hundred thirty-three million, twenty-two thousand, sixty-six".