52688666673 has 8 divisors (see below), whose sum is σ = 78057284000. Its totient is φ = 35125777764.

The previous prime is 52688666633. The next prime is 52688666683. The reversal of 52688666673 is 37666688625.

It is not a de Polignac number, because 52688666673 - 2⁶ = 52688666609 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 52688666673.

It is not an unprimeable number, because it can be changed into a prime (52688666633) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 975716023 + ... + 975716076.

It is an arithmetic number, because the mean of its divisors is an integer number (9757160500).

Almost surely, 2^52688666673 is an apocalyptic number.

It is an amenable number.

52688666673 is a deficient number, since it is larger than the sum of its proper divisors (25368617327).

52688666673 is a wasteful number, since it uses less digits than its factorization.

52688666673 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1951432108 (or 1951432102 counting only the distinct ones).

The product of its digits is 104509440, while the sum is 63.

The spelling of 52688666673 in words is "fifty-two billion, six hundred eighty-eight million, six hundred sixty-six thousand, six hundred seventy-three".