52365183420 has 192 divisors, whose sum is σ = 165683750400. Its totient is φ = 12240829440.

The previous prime is 52365183413. The next prime is 52365183551. The reversal of 52365183420 is 2438156325.

It is a happy number.

It is a super-2 number, since 2×52365183420² (a number of 22 digits) contains 22 as substring.

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, 21225027 + ... + 21227493.

It is an arithmetic number, because the mean of its divisors is an integer number (862936200).

Almost surely, 2^52365183420 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 52365183420, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (82841875200).

52365183420 is an abundant number, since it is smaller than the sum of its proper divisors (113318566980).

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

52365183420 is a wasteful number, since it uses less digits than its factorization.

52365183420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3628 (or 3626 counting only the distinct ones).

The product of its (nonzero) digits is 172800, while the sum is 39.

The spelling of 52365183420 in words is "fifty-two billion, three hundred sixty-five million, one hundred eighty-three thousand, four hundred twenty".