1244950661120 has 48 divisors (see below), whose sum is σ = 2987152147980. Its totient is φ = 497980260352.

The previous prime is 1244950661027. The next prime is 1244950661243. The reversal of 1244950661120 is 211660594421.

It can be written as a sum of positive squares in 2 ways, for example, as 1169374053376 + 75576607744 = 1081376^2 + 274912^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 60778367 + ... + 60798846.

Almost surely, 2^{1244950661120} is an apocalyptic number.

1244950661120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1244950661120 is an abundant number, since it is smaller than the sum of its proper divisors (1742201486860).

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

1244950661120 is an equidigital number, since it uses as much as digits as its factorization.

1244950661120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 121577240 (or 121577220 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 41.

The spelling of 1244950661120 in words is "one trillion, two hundred forty-four billion, nine hundred fifty million, six hundred sixty-one thousand, one hundred twenty".