273232016656 has 45 divisors (see below), whose sum is σ = 562432401669. Its totient is φ = 128563045632.

The previous prime is 273232016653. The next prime is 273232016671. The reversal of 273232016656 is 656610232372.

The square root of 273232016656 is 522716.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 212723888400 + 60508128256 = 461220^2 + 245984^2 .

It is a super-2 number, since 2×273232016656² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (273232016653) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 35540845 + ... + 35548531.

Almost surely, 2^273232016656 is an apocalyptic number.

273232016656 is the 522716-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 273232016656

273232016656 is an abundant number, since it is smaller than the sum of its proper divisors (289200385013).

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

273232016656 is an frugal number, since it uses more digits than its factorization.

273232016656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15416 (or 7706 counting only the distinct ones).

The product of its (nonzero) digits is 544320, while the sum is 43.

The spelling of 273232016656 in words is "two hundred seventy-three billion, two hundred thirty-two million, sixteen thousand, six hundred fifty-six".