2261783347200 has 2448 divisors, whose sum is σ = 9938914702080. Its totient is φ = 504511856640.

The previous prime is 2261783347157. The next prime is 2261783347211. The reversal of 2261783347200 is 27433871622.

2261783347200 is a `hidden beast` number, since 2 + 2 + 6 + 178 + 3 + 3 + 472 + 0 + 0 = 666.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 98338406389 + ... + 98338406411.

Almost surely, 2^{2261783347200} is an apocalyptic number.

2261783347200 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 2261783347200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4969457351040).

2261783347200 is an abundant number, since it is smaller than the sum of its proper divisors (7677131354880).

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

2261783347200 is an equidigital number, since it uses as much as digits as its factorization.

2261783347200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 112 (or 65 counting only the distinct ones).

The product of its (nonzero) digits is 677376, while the sum is 45.

The spelling of 2261783347200 in words is "two trillion, two hundred sixty-one billion, seven hundred eighty-three million, three hundred forty-seven thousand, two hundred".