273226840920 has 192 divisors, whose sum is σ = 969046640640. Its totient is φ = 66214022400.

The previous prime is 273226840877. The next prime is 273226840949. The reversal of 273226840920 is 29048622372.

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 polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 13418187 + ... + 13438533.

It is an arithmetic number, because the mean of its divisors is an integer number (5047117920).

Almost surely, 2^273226840920 is an apocalyptic number.

273226840920 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 273226840920, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (484523320320).

273226840920 is an abundant number, since it is smaller than the sum of its proper divisors (695819799720).

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

273226840920 is a wasteful number, since it uses less digits than its factorization.

273226840920 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23766 (or 23759 counting only the distinct ones).

The product of its (nonzero) digits is 580608, while the sum is 45.

The spelling of 273226840920 in words is "two hundred seventy-three billion, two hundred twenty-six million, eight hundred forty thousand, nine hundred twenty".