2144135550044 has 24 divisors (see below), whose sum is σ = 3949786910160. Its totient is φ = 1015626819456.

The previous prime is 2144135550019. The next prime is 2144135550071. The reversal of 2144135550044 is 4400555314412.

It is a Harshad number since it is a multiple of its sum of digits (38).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5461424 + ... + 5840840.

It is an arithmetic number, because the mean of its divisors is an integer number (164574454590).

Almost surely, 2^{2144135550044} is an apocalyptic number.

It is an amenable number.

2144135550044 is a deficient number, since it is larger than the sum of its proper divisors (1805651360116).

2144135550044 is a wasteful number, since it uses less digits than its factorization.

2144135550044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 453797 (or 453795 counting only the distinct ones).

The product of its (nonzero) digits is 192000, while the sum is 38.

The spelling of 2144135550044 in words is "two trillion, one hundred forty-four billion, one hundred thirty-five million, five hundred fifty thousand, forty-four".