52077803666 has 16 divisors (see below), whose sum is σ = 89957736000. Its totient is φ = 22148683440.

The previous prime is 52077803663. The next prime is 52077803677. The reversal of 52077803666 is 66630877025.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (52077803663) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14196041 + ... + 14199708.

It is an arithmetic number, because the mean of its divisors is an integer number (5622358500).

Almost surely, 2^52077803666 is an apocalyptic number.

52077803666 is a deficient number, since it is larger than the sum of its proper divisors (37879932334).

52077803666 is a wasteful number, since it uses less digits than its factorization.

52077803666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28395889.

The product of its (nonzero) digits is 2540160, while the sum is 50.

The spelling of 52077803666 in words is "fifty-two billion, seventy-seven million, eight hundred three thousand, six hundred sixty-six".