1224474720000 has 1080 divisors, whose sum is σ = 4804417094400. Its totient is φ = 275917824000.

The previous prime is 1224474719989. The next prime is 1224474720031. The reversal of 1224474720000 is 274744221.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 119 ways as a sum of consecutive naturals, for example, 1858079671 + ... + 1858080329.

Almost surely, 2^{1224474720000} is an apocalyptic number.

1224474720000 is a gapful number since it is divisible by the number (10) 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 1224474720000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2402208547200).

1224474720000 is an abundant number, since it is smaller than the sum of its proper divisors (3579942374400).

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

1224474720000 is an frugal number, since it uses more digits than its factorization.

1224474720000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 791 (or 755 counting only the distinct ones).

The product of its (nonzero) digits is 25088, while the sum is 33.

The spelling of 1224474720000 in words is "one trillion, two hundred twenty-four billion, four hundred seventy-four million, seven hundred twenty thousand".