2273116345320 has 512 divisors, whose sum is σ = 7284633108480. Its totient is φ = 566565027840.

The previous prime is 2273116345301. The next prime is 2273116345369. The reversal of 2273116345320 is 235436113722.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 6745152192 + ... + 6745152528.

It is an arithmetic number, because the mean of its divisors is an integer number (14227799040).

Almost surely, 2^{2273116345320} is an apocalyptic number.

2273116345320 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 2273116345320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3642316554240).

2273116345320 is an abundant number, since it is smaller than the sum of its proper divisors (5011516763160).

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

2273116345320 is a wasteful number, since it uses less digits than its factorization.

2273116345320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 825 (or 821 counting only the distinct ones).

The product of its (nonzero) digits is 181440, while the sum is 39.

The spelling of 2273116345320 in words is "two trillion, two hundred seventy-three billion, one hundred sixteen million, three hundred forty-five thousand, three hundred twenty".