2144430035964 has 144 divisors (see below), whose sum is σ = 5843078972640. Its totient is φ = 660646318080.

The previous prime is 2144430035939. The next prime is 2144430035989. The reversal of 2144430035964 is 4695300344412.

2144430035964 is a `hidden beast` number, since 2 + 14 + 4 + 43 + 0 + 0 + 3 + 596 + 4 = 666.

It is an interprime number because it is at equal distance from previous prime (2144430035939) and next prime (2144430035989).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 33946072 + ... + 34009184.

It is an arithmetic number, because the mean of its divisors is an integer number (40576937310).

Almost surely, 2^{2144430035964} 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 2144430035964, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2921539486320).

2144430035964 is an abundant number, since it is smaller than the sum of its proper divisors (3698648936676).

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

2144430035964 is a wasteful number, since it uses less digits than its factorization.

2144430035964 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64140 (or 64135 counting only the distinct ones).

The product of its (nonzero) digits is 1244160, while the sum is 45.

The spelling of 2144430035964 in words is "two trillion, one hundred forty-four billion, four hundred thirty million, thirty-five thousand, nine hundred sixty-four".