52040305512 has 192 divisors, whose sum is σ = 159960528000. Its totient is φ = 15151836672.

The previous prime is 52040305489. The next prime is 52040305529. The reversal of 52040305512 is 21550304025.

It is a happy 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, 27724318 + ... + 27726194.

It is an arithmetic number, because the mean of its divisors is an integer number (833127750).

Almost surely, 2^52040305512 is an apocalyptic number.

52040305512 is a gapful number since it is divisible by the number (52) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 52040305512, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (79980264000).

52040305512 is an abundant number, since it is smaller than the sum of its proper divisors (107920222488).

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

52040305512 is a wasteful number, since it uses less digits than its factorization.

52040305512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3480 (or 3473 counting only the distinct ones).

The product of its (nonzero) digits is 6000, while the sum is 27.

Adding to 52040305512 its reverse (21550304025), we get a palindrome (73590609537).

The spelling of 52040305512 in words is "fifty-two billion, forty million, three hundred five thousand, five hundred twelve".