52179322272 has 384 divisors, whose sum is σ = 176795136000. Its totient is φ = 13355596800.

The previous prime is 52179322259. The next prime is 52179322289. The reversal of 52179322272 is 27222397125.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 25715754 + ... + 25717782.

It is an arithmetic number, because the mean of its divisors is an integer number (460404000).

Almost surely, 2^52179322272 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 52179322272, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (88397568000).

52179322272 is an abundant number, since it is smaller than the sum of its proper divisors (124615813728).

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

52179322272 is a wasteful number, since it uses less digits than its factorization.

52179322272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2145 (or 2123 counting only the distinct ones).

The product of its digits is 211680, while the sum is 42.

The spelling of 52179322272 in words is "fifty-two billion, one hundred seventy-nine million, three hundred twenty-two thousand, two hundred seventy-two".