57530626106666 has 32 divisors (see below), whose sum is σ = 87312137932800. Its totient is φ = 28428348767616.

The previous prime is 57530626106651. The next prime is 57530626106687. The reversal of 57530626106666 is 66660162603575.

It is a happy number.

It is an unprimeable number.

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, 1726748240 + ... + 1726781556.

It is an arithmetic number, because the mean of its divisors is an integer number (2728504310400).

Almost surely, 2^{57530626106666} is an apocalyptic number.

57530626106666 is a deficient number, since it is larger than the sum of its proper divisors (29781511826134).

57530626106666 is a wasteful number, since it uses less digits than its factorization.

57530626106666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59558.

The product of its (nonzero) digits is 48988800, while the sum is 59.

The spelling of 57530626106666 in words is "fifty-seven trillion, five hundred thirty billion, six hundred twenty-six million, one hundred six thousand, six hundred sixty-six".