53116618806 has 40 divisors (see below), whose sum is σ = 119104496280. Its totient is φ = 17693055072.

The previous prime is 53116618799. The next prime is 53116618837. The reversal of 53116618806 is 60881661135.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 116290 + ... + 346058.

It is an arithmetic number, because the mean of its divisors is an integer number (2977612407).

Almost surely, 2^53116618806 is an apocalyptic number.

53116618806 is an abundant number, since it is smaller than the sum of its proper divisors (65987877474).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

53116618806 is a wasteful number, since it uses less digits than its factorization.

53116618806 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 231210 (or 231201 counting only the distinct ones).

The product of its (nonzero) digits is 207360, while the sum is 45.

The spelling of 53116618806 in words is "fifty-three billion, one hundred sixteen million, six hundred eighteen thousand, eight hundred six".