3506666145775 has 24 divisors (see below), whose sum is σ = 4748702251104. Its totient is φ = 2553065692800.

The previous prime is 3506666145757. The next prime is 3506666145811. The reversal of 3506666145775 is 5775416666053.

It is not a de Polignac number, because 3506666145775 - 2⁹ = 3506666145263 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 75961024 + ... + 76007173.

It is an arithmetic number, because the mean of its divisors is an integer number (197862593796).

Almost surely, 2^{3506666145775} is an apocalyptic number.

3506666145775 is a deficient number, since it is larger than the sum of its proper divisors (1242036105329).

3506666145775 is a wasteful number, since it uses less digits than its factorization.

3506666145775 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 151968291 (or 151968286 counting only the distinct ones).

The product of its (nonzero) digits is 95256000, while the sum is 61.

The spelling of 3506666145775 in words is "three trillion, five hundred six billion, six hundred sixty-six million, one hundred forty-five thousand, seven hundred seventy-five".