52722681088 has 432 divisors, whose sum is σ = 143541780480. Its totient is φ = 18753638400.

The previous prime is 52722681049. The next prime is 52722681097. The reversal of 52722681088 is 88018622725.

It is a super-2 number, since 2×52722681088² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 220596873 + ... + 220597111.

It is an arithmetic number, because the mean of its divisors is an integer number (332272640).

Almost surely, 2^52722681088 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 52722681088, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (71770890240).

52722681088 is an abundant number, since it is smaller than the sum of its proper divisors (90819099392).

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

52722681088 is a wasteful number, since it uses less digits than its factorization.

52722681088 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 342 (or 309 counting only the distinct ones).

The product of its (nonzero) digits is 860160, while the sum is 49.

The spelling of 52722681088 in words is "fifty-two billion, seven hundred twenty-two million, six hundred eighty-one thousand, eighty-eight".