52823907540 has 192 divisors, whose sum is σ = 173274528000. Its totient is φ = 13323087360.

The previous prime is 52823907529. The next prime is 52823907607. The reversal of 52823907540 is 4570932825.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 6777966 + ... + 6785754.

It is an arithmetic number, because the mean of its divisors is an integer number (902471500).

Almost surely, 2^52823907540 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 52823907540, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (86637264000).

52823907540 is an abundant number, since it is smaller than the sum of its proper divisors (120450620460).

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

52823907540 is a wasteful number, since it uses less digits than its factorization.

52823907540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8487 (or 8479 counting only the distinct ones).

The product of its (nonzero) digits is 604800, while the sum is 45.

The spelling of 52823907540 in words is "fifty-two billion, eight hundred twenty-three million, nine hundred seven thousand, five hundred forty".