3440420065575 has 72 divisors (see below), whose sum is σ = 6393926201520. Its totient is φ = 1766265177600.

The previous prime is 3440420065543. The next prime is 3440420065583. The reversal of 3440420065575 is 5755600240443.

3440420065575 is a `hidden beast` number, since 34 + 4 + 0 + 42 + 0 + 0 + 6 + 5 + 575 = 666.

It is not a de Polignac number, because 3440420065575 - 2⁵ = 3440420065543 is a prime.

It is a super-2 number, since 2×3440420065575² (a number of 26 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 3440420065575.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 1363299 + ... + 2956251.

Almost surely, 2^{3440420065575} is an apocalyptic number.

3440420065575 is a deficient number, since it is larger than the sum of its proper divisors (2953506135945).

3440420065575 is a wasteful number, since it uses less digits than its factorization.

3440420065575 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1593329 (or 1593321 counting only the distinct ones).

The product of its (nonzero) digits is 2016000, while the sum is 45.

The spelling of 3440420065575 in words is "three trillion, four hundred forty billion, four hundred twenty million, sixty-five thousand, five hundred seventy-five".