52785658916 has 24 divisors (see below), whose sum is σ = 92993187840. Its totient is φ = 26216285472.

The previous prime is 52785658907. The next prime is 52785658949. The reversal of 52785658916 is 61985658725.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2238395 + ... + 2261853.

It is an arithmetic number, because the mean of its divisors is an integer number (3874716160).

Almost surely, 2^52785658916 is an apocalyptic number.

It is an amenable number.

52785658916 is a deficient number, since it is larger than the sum of its proper divisors (40207528924).

52785658916 is a wasteful number, since it uses less digits than its factorization.

52785658916 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27203 (or 27201 counting only the distinct ones).

The product of its digits is 36288000, while the sum is 62.

The spelling of 52785658916 in words is "fifty-two billion, seven hundred eighty-five million, six hundred fifty-eight thousand, nine hundred sixteen".