53225463648 has 144 divisors (see below), whose sum is σ = 171082134720. Its totient is φ = 14406868224.

The previous prime is 53225463637. The next prime is 53225463721. The reversal of 53225463648 is 84636452235.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a junction number, because it is equal to n+sod(n) for n = 53225463597 and 53225463606.

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 23 ways as a sum of consecutive naturals, for example, 208386 + ... + 387137.

It is an arithmetic number, because the mean of its divisors is an integer number (1188070380).

Almost surely, 2^53225463648 is an apocalyptic number.

It is an amenable number.

53225463648 is an abundant number, since it is smaller than the sum of its proper divisors (117856671072).

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

53225463648 is a wasteful number, since it uses less digits than its factorization.

53225463648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 595569 (or 595554 counting only the distinct ones).

The product of its digits is 4147200, while the sum is 48.

The spelling of 53225463648 in words is "fifty-three billion, two hundred twenty-five million, four hundred sixty-three thousand, six hundred forty-eight".