53547219968 has 66 divisors (see below), whose sum is σ = 117658170168. Its totient is φ = 24339589120.

The previous prime is 53547219949. The next prime is 53547219983. The reversal of 53547219968 is 86991274535.

It is a happy number.

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 5 ways as a sum of consecutive naturals, for example, 92180 + ... + 339987.

It is an arithmetic number, because the mean of its divisors is an integer number (1782699548).

Almost surely, 2^53547219968 is an apocalyptic number.

It is an amenable number.

53547219968 is an abundant number, since it is smaller than the sum of its proper divisors (64110950200).

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

53547219968 is a wasteful number, since it uses less digits than its factorization.

53547219968 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 432209 (or 432180 counting only the distinct ones).

The product of its digits is 16329600, while the sum is 59.

The spelling of 53547219968 in words is "fifty-three billion, five hundred forty-seven million, two hundred nineteen thousand, nine hundred sixty-eight".