1275606322641 has 24 divisors (see below), whose sum is σ = 2119708283264. Its totient is φ = 724090622400.

The previous prime is 1275606322637. The next prime is 1275606322657. The reversal of 1275606322641 is 1462236065721.

1275606322641 is a `hidden beast` number, since 1 + 2 + 7 + 5 + 6 + 0 + 632 + 2 + 6 + 4 + 1 = 666.

It is not a de Polignac number, because 1275606322641 - 2² = 1275606322637 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1275606322681) 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 23 ways as a sum of consecutive naturals, for example, 67035916 + ... + 67054941.

Almost surely, 2^{1275606322641} is an apocalyptic number.

It is an amenable number.

1275606322641 is a deficient number, since it is larger than the sum of its proper divisors (844101960623).

1275606322641 is a wasteful number, since it uses less digits than its factorization.

1275606322641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 134091021 (or 134091018 counting only the distinct ones).

The product of its (nonzero) digits is 725760, while the sum is 45.

The spelling of 1275606322641 in words is "one trillion, two hundred seventy-five billion, six hundred six million, three hundred twenty-two thousand, six hundred forty-one".