1224778308096 has 160 divisors (see below), whose sum is σ = 3731377212288. Its totient is φ = 349714759680.

The previous prime is 1224778308077. The next prime is 1224778308097. The reversal of 1224778308096 is 6908038774221.

It is not an unprimeable number, because it can be changed into a prime (1224778308097) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17307666 + ... + 17378286.

Almost surely, 2^{1224778308096} is an apocalyptic number.

1224778308096 is a gapful number since it is divisible by the number (16) 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 1224778308096, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1865688606144).

1224778308096 is an abundant number, since it is smaller than the sum of its proper divisors (2506598904192).

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

1224778308096 is an equidigital number, since it uses as much as digits as its factorization.

1224778308096 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72262 (or 72246 counting only the distinct ones).

The product of its (nonzero) digits is 8128512, while the sum is 57.

The spelling of 1224778308096 in words is "one trillion, two hundred twenty-four billion, seven hundred seventy-eight million, three hundred eight thousand, ninety-six".