1144587361884 has 384 divisors, whose sum is σ = 3033885818880. Its totient is φ = 334540800000.

The previous prime is 1144587361789. The next prime is 1144587361891. The reversal of 1144587361884 is 4881637854411.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 1904471184 + ... + 1904471784.

It is an arithmetic number, because the mean of its divisors is an integer number (7900744320).

Almost surely, 2^{1144587361884} 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 1144587361884, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1516942909440).

1144587361884 is an abundant number, since it is smaller than the sum of its proper divisors (1889298456996).

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

1144587361884 is a wasteful number, since it uses less digits than its factorization.

1144587361884 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 853 (or 851 counting only the distinct ones).

The product of its digits is 20643840, while the sum is 60.

The spelling of 1144587361884 in words is "one trillion, one hundred forty-four billion, five hundred eighty-seven million, three hundred sixty-one thousand, eight hundred eighty-four".