1352645335666 has 16 divisors (see below), whose sum is σ = 2054152578456. Its totient is φ = 667977928576.

The previous prime is 1352645335663. The next prime is 1352645335697. The reversal of 1352645335666 is 6665335462531.

It can be written as a sum of positive squares in 4 ways, for example, as 1352557370025 + 87965641 = 1162995^2 + 9379^2 .

It is not an unprimeable number, because it can be changed into a prime (1352645335663) 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, 12475621 + ... + 12583576.

Almost surely, 2^{1352645335666} is an apocalyptic number.

1352645335666 is a deficient number, since it is larger than the sum of its proper divisors (701507242790).

1352645335666 is a wasteful number, since it uses less digits than its factorization.

1352645335666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25059533.

The product of its digits is 34992000, while the sum is 55.

The spelling of 1352645335666 in words is "one trillion, three hundred fifty-two billion, six hundred forty-five million, three hundred thirty-five thousand, six hundred sixty-six".