52221704040 has 192 divisors, whose sum is σ = 186609346560. Its totient is φ = 12560002560.

The previous prime is 52221704039. The next prime is 52221704077. The reversal of 52221704040 is 4040712225.

It is a junction number, because it is equal to n+sod(n) for n = 52221703995 and 52221704013.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 451002 + ... + 554838.

It is an arithmetic number, because the mean of its divisors is an integer number (971923680).

Almost surely, 2^52221704040 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 52221704040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (93304673280).

52221704040 is an abundant number, since it is smaller than the sum of its proper divisors (134387642520).

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

52221704040 is a wasteful number, since it uses less digits than its factorization.

52221704040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 103992 (or 103985 counting only the distinct ones).

The product of its (nonzero) digits is 4480, while the sum is 27.

The spelling of 52221704040 in words is "fifty-two billion, two hundred twenty-one million, seven hundred four thousand, forty".