5945646695409 has 16 divisors (see below), whose sum is σ = 8808415194240. Its totient is φ = 3963742089840.

The previous prime is 5945646695309. The next prime is 5945646695423. The reversal of 5945646695409 is 9045966465495.

5945646695409 is a `hidden beast` number, since 5 + 9 + 4 + 564 + 6 + 6 + 9 + 54 + 0 + 9 = 666.

It is not a de Polignac number, because 5945646695409 - 2¹¹ = 5945646693361 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (5945646695489) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5263699 + ... + 6292679.

It is an arithmetic number, because the mean of its divisors is an integer number (550525949640).

Almost surely, 2^{5945646695409} is an apocalyptic number.

It is an amenable number.

5945646695409 is a deficient number, since it is larger than the sum of its proper divisors (2862768498831).

5945646695409 is a wasteful number, since it uses less digits than its factorization.

5945646695409 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1242997 (or 1242991 counting only the distinct ones).

The product of its (nonzero) digits is 1259712000, while the sum is 72.

The spelling of 5945646695409 in words is "five trillion, nine hundred forty-five billion, six hundred forty-six million, six hundred ninety-five thousand, four hundred nine".