52378591972608 has 216 divisors, whose sum is σ = 166834963451520. Its totient is φ = 15671384801280.

The previous prime is 52378591972573. The next prime is 52378591972649. The reversal of 52378591972608 is 80627919587325.

52378591972608 is a `hidden beast` number, since 5 + 2 + 3 + 7 + 8 + 5 + 9 + 1 + 9 + 7 + 2 + 608 = 666.

52378591972608 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 (72).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 11078241 + ... + 15082592.

Almost surely, 2^{52378591972608} is an apocalyptic number.

It is an amenable number.

52378591972608 is an abundant number, since it is smaller than the sum of its proper divisors (114456371478912).

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

52378591972608 is a wasteful number, since it uses less digits than its factorization.

52378591972608 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26160945 (or 26160928 counting only the distinct ones).

The product of its (nonzero) digits is 457228800, while the sum is 72.

The spelling of 52378591972608 in words is "fifty-two trillion, three hundred seventy-eight billion, five hundred ninety-one million, nine hundred seventy-two thousand, six hundred eight".