273420226816 has 81 divisors (see below), whose sum is σ = 600100580919. Its totient is φ = 124240089600.

The previous prime is 273420226753. The next prime is 273420226843. The reversal of 273420226816 is 618622024372.

The square root of 273420226816 is 522896.

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

It is a super-2 number, since 2×273420226816² (a number of 24 digits) contains 22 as substring.

It is a Duffinian 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 8 ways as a sum of consecutive naturals, for example, 92028211 + ... + 92031181.

Almost surely, 2^273420226816 is an apocalyptic number.

273420226816 is the 522896-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 273420226816

273420226816 is an abundant number, since it is smaller than the sum of its proper divisors (326680354103).

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

273420226816 is an frugal number, since it uses more digits than its factorization.

273420226816 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5980 (or 2984 counting only the distinct ones).

The product of its (nonzero) digits is 387072, while the sum is 43.

The spelling of 273420226816 in words is "two hundred seventy-three billion, four hundred twenty million, two hundred twenty-six thousand, eight hundred sixteen".