52036536240 has 640 divisors, whose sum is σ = 207556715520. Its totient is φ = 11868291072.

The previous prime is 52036536239. The next prime is 52036536347. The reversal of 52036536240 is 4263563025.

52036536240 is a `hidden beast` number, since 5 + 20 + 3 + 6 + 5 + 3 + 624 + 0 = 666.

52036536240 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×52036536240² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 52036536195 and 52036536204.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 31982307 + ... + 31983933.

It is an arithmetic number, because the mean of its divisors is an integer number (324307368).

Almost surely, 2^52036536240 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 52036536240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (103778357760).

52036536240 is an abundant number, since it is smaller than the sum of its proper divisors (155520179280).

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

52036536240 is a wasteful number, since it uses less digits than its factorization.

52036536240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1746 (or 1734 counting only the distinct ones).

The product of its (nonzero) digits is 129600, while the sum is 36.

The spelling of 52036536240 in words is "fifty-two billion, thirty-six million, five hundred thirty-six thousand, two hundred forty".