1304250111144 has 96 divisors (see below), whose sum is σ = 3671633958720. Its totient is φ = 433745715456.

The previous prime is 1304250111049. The next prime is 1304250111173. The reversal of 1304250111144 is 4411110524031.

It is a happy number.

1304250111144 is a `hidden beast` number, since 1 + 3 + 0 + 4 + 2 + 501 + 11 + 144 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 67029 + ... + 1616475.

It is an arithmetic number, because the mean of its divisors is an integer number (38246187070).

Almost surely, 2^{1304250111144} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1304250111144, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1835816979360).

1304250111144 is an abundant number, since it is smaller than the sum of its proper divisors (2367383847576).

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

1304250111144 is a wasteful number, since it uses less digits than its factorization.

1304250111144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1549901 (or 1549885 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 27.

Adding to 1304250111144 its reverse (4411110524031), we get a palindrome (5715360635175).

The spelling of 1304250111144 in words is "one trillion, three hundred four billion, two hundred fifty million, one hundred eleven thousand, one hundred forty-four".