53338725856 has 48 divisors (see below), whose sum is σ = 113765680224. Its totient is φ = 24470429184.

The previous prime is 53338725841. The next prime is 53338725857. The reversal of 53338725856 is 65852783335.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 53338725797 and 53338725806.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53338725857) 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, 314415 + ... + 453358.

It is an arithmetic number, because the mean of its divisors is an integer number (2370118338).

Almost surely, 2^53338725856 is an apocalyptic number.

It is an amenable number.

53338725856 is an abundant number, since it is smaller than the sum of its proper divisors (60426954368).

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

53338725856 is a wasteful number, since it uses less digits than its factorization.

53338725856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 767963 (or 767955 counting only the distinct ones).

The product of its digits is 18144000, while the sum is 55.

The spelling of 53338725856 in words is "fifty-three billion, three hundred thirty-eight million, seven hundred twenty-five thousand, eight hundred fifty-six".