2273998922460 has 144 divisors (see below), whose sum is σ = 7017303488832. Its totient is φ = 595911859200.

The previous prime is 2273998922407. The next prime is 2273998922467. The reversal of 2273998922460 is 642298993722.

2273998922460 is a `hidden beast` number, since 2 + 2 + 7 + 3 + 99 + 89 + 2 + 2 + 460 = 666.

2273998922460 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2273998922467) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 11950665 + ... + 12139455.

It is an arithmetic number, because the mean of its divisors is an integer number (48731274228).

Almost surely, 2^{2273998922460} is an apocalyptic number.

2273998922460 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 2273998922460, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3508651744416).

2273998922460 is an abundant number, since it is smaller than the sum of its proper divisors (4743304566372).

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

2273998922460 is a wasteful number, since it uses less digits than its factorization.

2273998922460 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 189964 (or 189959 counting only the distinct ones).

The product of its (nonzero) digits is 47029248, while the sum is 63.

The spelling of 2273998922460 in words is "two trillion, two hundred seventy-three billion, nine hundred ninety-eight million, nine hundred twenty-two thousand, four hundred sixty".