1352122650666 has 12 divisors (see below), whose sum is σ = 2929599076482. Its totient is φ = 450707550216.

The previous prime is 1352122650661. The next prime is 1352122650667. The reversal of 1352122650666 is 6660562212531.

It can be written as a sum of positive squares in only one way, i.e., 1349488805625 + 2633845041 = 1161675^2 + 51321^2 .

It is not an unprimeable number, because it can be changed into a prime (1352122650661) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 37558962501 + ... + 37558962536.

Almost surely, 2^{1352122650666} is an apocalyptic number.

1352122650666 is an abundant number, since it is smaller than the sum of its proper divisors (1577476425816).

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

1352122650666 is a wasteful number, since it uses less digits than its factorization.

1352122650666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75117925045 (or 75117925042 counting only the distinct ones).

The product of its (nonzero) digits is 777600, while the sum is 45.

The spelling of 1352122650666 in words is "one trillion, three hundred fifty-two billion, one hundred twenty-two million, six hundred fifty thousand, six hundred sixty-six".