52855761664 has 18 divisors (see below), whose sum is σ = 105505056020. Its totient is φ = 26427880704.

The previous prime is 52855761661. The next prime is 52855761671. The reversal of 52855761664 is 46616755825.

It is not an unprimeable number, because it can be changed into a prime (52855761661) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 103233654 + ... + 103234165.

Almost surely, 2^52855761664 is an apocalyptic number.

It is an amenable number.

52855761664 is a deficient number, since it is larger than the sum of its proper divisors (52649294356).

52855761664 is an equidigital number, since it uses as much as digits as its factorization.

52855761664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 206467835 (or 206467821 counting only the distinct ones).

The product of its digits is 12096000, while the sum is 55.

The spelling of 52855761664 in words is "fifty-two billion, eight hundred fifty-five million, seven hundred sixty-one thousand, six hundred sixty-four".