53244053520 has 80 divisors (see below), whose sum is σ = 188636081280. Its totient is φ = 12170068992.

The previous prime is 53244053479. The next prime is 53244053549. The reversal of 53244053520 is 2535044235.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (80).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15844765 + ... + 15848124.

It is an arithmetic number, because the mean of its divisors is an integer number (2357951016).

Almost surely, 2^53244053520 is an apocalyptic number.

It is an amenable number.

53244053520 is an abundant number, since it is smaller than the sum of its proper divisors (135392027760).

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

53244053520 is a wasteful number, since it uses less digits than its factorization.

53244053520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31692912 (or 31692906 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 33.

Adding to 53244053520 its reverse (2535044235), we get a palindrome (55779097755).

The spelling of 53244053520 in words is "fifty-three billion, two hundred forty-four million, fifty-three thousand, five hundred twenty".