1355211056066 has 16 divisors (see below), whose sum is σ = 2333453403456. Its totient is φ = 578246125776.

The previous prime is 1355211056063. The next prime is 1355211056093. The reversal of 1355211056066 is 6606501125531.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1355211056063) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 213214421 + ... + 213220776.

It is an arithmetic number, because the mean of its divisors is an integer number (145840837716).

Almost surely, 2^{1355211056066} is an apocalyptic number.

1355211056066 is a deficient number, since it is larger than the sum of its proper divisors (978242347390).

1355211056066 is a wasteful number, since it uses less digits than its factorization.

1355211056066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 426435433.

The product of its (nonzero) digits is 162000, while the sum is 41.

The spelling of 1355211056066 in words is "one trillion, three hundred fifty-five billion, two hundred eleven million, fifty-six thousand, sixty-six".