53522042650665 has 16 divisors (see below), whose sum is σ = 85719306801600. Its totient is φ = 28517076560192.

The previous prime is 53522042650633. The next prime is 53522042650759. The reversal of 53522042650665 is 56605624022535.

It is a cyclic number.

It is not a de Polignac number, because 53522042650665 - 2⁵ = 53522042650633 is a prime.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1750787550 + ... + 1750818119.

It is an arithmetic number, because the mean of its divisors is an integer number (5357456675100).

Almost surely, 2^{53522042650665} is an apocalyptic number.

It is an amenable number.

53522042650665 is a deficient number, since it is larger than the sum of its proper divisors (32197264150935).

53522042650665 is a wasteful number, since it uses less digits than its factorization.

53522042650665 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3501606696.

The product of its (nonzero) digits is 12960000, while the sum is 51.

The spelling of 53522042650665 in words is "fifty-three trillion, five hundred twenty-two billion, forty-two million, six hundred fifty thousand, six hundred sixty-five".