273723909120 has 1056 divisors, whose sum is σ = 1043771129856. Its totient is φ = 68677632000.

The previous prime is 273723909113. The next prime is 273723909161. The reversal of 273723909120 is 21909327372.

It is a happy number.

273723909120 is a `hidden beast` number, since 2 + 73 + 72 + 390 + 9 + 120 = 666.

273723909120 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 1812741045 + ... + 1812741195.

Almost surely, 2^273723909120 is an apocalyptic number.

273723909120 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 273723909120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (521885564928).

273723909120 is an abundant number, since it is smaller than the sum of its proper divisors (770047220736).

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

273723909120 is a wasteful number, since it uses less digits than its factorization.

273723909120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 269 (or 239 counting only the distinct ones).

The product of its (nonzero) digits is 285768, while the sum is 45.

The spelling of 273723909120 in words is "two hundred seventy-three billion, seven hundred twenty-three million, nine hundred nine thousand, one hundred twenty".