52336720440 has 48 divisors (see below), whose sum is σ = 170094342600. Its totient is φ = 13956458688.

The previous prime is 52336720379. The next prime is 52336720459. The reversal of 52336720440 is 4402763325.

52336720440 is a `hidden beast` number, since 52 + 3 + 367 + 204 + 40 = 666.

52336720440 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 = 52336720395 and 52336720404.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 72689530 + ... + 72690249.

Almost surely, 2^52336720440 is an apocalyptic number.

It is an amenable number.

52336720440 is an abundant number, since it is smaller than the sum of its proper divisors (117757622160).

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

52336720440 is a wasteful number, since it uses less digits than its factorization.

52336720440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 145379796 (or 145379789 counting only the distinct ones).

The product of its (nonzero) digits is 120960, while the sum is 36.

The spelling of 52336720440 in words is "fifty-two billion, three hundred thirty-six million, seven hundred twenty thousand, four hundred forty".