272530552320 has 1600 divisors, whose sum is σ = 1175364146880. Its totient is φ = 59624128512.

The previous prime is 272530552313. The next prime is 272530552321. The reversal of 272530552320 is 23255035272.

272530552320 is a `hidden beast` number, since 2 + 7 + 25 + 305 + 5 + 2 + 320 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (272530552321) by changing a digit.

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 159 ways as a sum of consecutive naturals, for example, 870704484 + ... + 870704796.

Almost surely, 2^272530552320 is an apocalyptic number.

272530552320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 272530552320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (587682073440).

272530552320 is an abundant number, since it is smaller than the sum of its proper divisors (902833594560).

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

272530552320 is a wasteful number, since it uses less digits than its factorization.

272530552320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 397 (or 372 counting only the distinct ones).

The product of its (nonzero) digits is 126000, while the sum is 36.

Adding to 272530552320 its reverse (23255035272), we get a palindrome (295785587592).

The spelling of 272530552320 in words is "two hundred seventy-two billion, five hundred thirty million, five hundred fifty-two thousand, three hundred twenty".