53273675520 has 432 divisors, whose sum is σ = 200134351872. Its totient is φ = 13005619200.

The previous prime is 53273675471. The next prime is 53273675561. The reversal of 53273675520 is 2557637235.

53273675520 is a `hidden beast` number, since 5 + 3 + 27 + 36 + 75 + 520 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

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 47 ways as a sum of consecutive naturals, for example, 19018120 + ... + 19020920.

Almost surely, 2^53273675520 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 53273675520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (100067175936).

53273675520 is an abundant number, since it is smaller than the sum of its proper divisors (146860676352).

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

53273675520 is a wasteful number, since it uses less digits than its factorization.

53273675520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2968 (or 2951 counting only the distinct ones).

The product of its (nonzero) digits is 1323000, while the sum is 45.

The spelling of 53273675520 in words is "fifty-three billion, two hundred seventy-three million, six hundred seventy-five thousand, five hundred twenty".