52125325854 has 32 divisors (see below), whose sum is σ = 119338022400. Its totient is φ = 14868647712.

The previous prime is 52125325843. The next prime is 52125325859. The reversal of 52125325854 is 45852352125.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52125325859) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 986554 + ... + 1038045.

It is an arithmetic number, because the mean of its divisors is an integer number (3729313200).

Almost surely, 2^52125325854 is an apocalyptic number.

52125325854 is an abundant number, since it is smaller than the sum of its proper divisors (67212696546).

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

52125325854 is a wasteful number, since it uses less digits than its factorization.

52125325854 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2025224.

The product of its digits is 480000, while the sum is 42.

Adding to 52125325854 its reverse (45852352125), we get a palindrome (97977677979).

The spelling of 52125325854 in words is "fifty-two billion, one hundred twenty-five million, three hundred twenty-five thousand, eight hundred fifty-four".