53225274828 has 24 divisors (see below), whose sum is σ = 135482518080. Its totient is φ = 16128871120.

The previous prime is 53225274821. The next prime is 53225274833. The reversal of 53225274828 is 82847252235.

It is a super-2 number, since 2×53225274828² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (53225274821) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 201610758 + ... + 201611021.

It is an arithmetic number, because the mean of its divisors is an integer number (5645104920).

Almost surely, 2^53225274828 is an apocalyptic number.

It is an amenable number.

53225274828 is an abundant number, since it is smaller than the sum of its proper divisors (82257243252).

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

53225274828 is a wasteful number, since it uses less digits than its factorization.

53225274828 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 403221797 (or 403221795 counting only the distinct ones).

The product of its digits is 2150400, while the sum is 48.

The spelling of 53225274828 in words is "fifty-three billion, two hundred twenty-five million, two hundred seventy-four thousand, eight hundred twenty-eight".