1244267424192 has 224 divisors, whose sum is σ = 3860655321600. Its totient is φ = 350194102272.

The previous prime is 1244267424187. The next prime is 1244267424199. The reversal of 1244267424192 is 2914247624421.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1244267424199) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 922933 + ... + 1827659.

It is an arithmetic number, because the mean of its divisors is an integer number (17235068400).

Almost surely, 2^{1244267424192} is an apocalyptic number.

1244267424192 is a gapful number since it is divisible by the number (12) 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 1244267424192, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1930327660800).

1244267424192 is an abundant number, since it is smaller than the sum of its proper divisors (2616387897408).

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

1244267424192 is a wasteful number, since it uses less digits than its factorization.

1244267424192 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 904803 (or 904793 counting only the distinct ones).

The product of its digits is 1548288, while the sum is 48.

The spelling of 1244267424192 in words is "one trillion, two hundred forty-four billion, two hundred sixty-seven million, four hundred twenty-four thousand, one hundred ninety-two".