52118132222730 has 256 divisors, whose sum is σ = 159473432862720. Its totient is φ = 10612166565888.

The previous prime is 52118132222707. The next prime is 52118132222759. The reversal of 52118132222730 is 3722223181125.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 74059299 + ... + 74759721.

It is an arithmetic number, because the mean of its divisors is an integer number (622943097120).

Almost surely, 2^{52118132222730} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 52118132222730, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (79736716431360).

52118132222730 is an abundant number, since it is smaller than the sum of its proper divisors (107355300639990).

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

52118132222730 is a wasteful number, since it uses less digits than its factorization.

52118132222730 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 701573.

The product of its (nonzero) digits is 80640, while the sum is 39.

The spelling of 52118132222730 in words is "fifty-two trillion, one hundred eighteen billion, one hundred thirty-two million, two hundred twenty-two thousand, seven hundred thirty".