2144231251404 has 24 divisors (see below), whose sum is σ = 5458043185728. Its totient is φ = 649767045840.

The previous prime is 2144231251373. The next prime is 2144231251469. The reversal of 2144231251404 is 4041521324412.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8122087942 + ... + 8122088205.

It is an arithmetic number, because the mean of its divisors is an integer number (227418466072).

Almost surely, 2^{2144231251404} is an apocalyptic number.

It is an amenable number.

2144231251404 is an abundant number, since it is smaller than the sum of its proper divisors (3313811934324).

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

2144231251404 is a wasteful number, since it uses less digits than its factorization.

2144231251404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16244176165 (or 16244176163 counting only the distinct ones).

The product of its (nonzero) digits is 30720, while the sum is 33.

Adding to 2144231251404 its reverse (4041521324412), we get a palindrome (6185752575816).

The spelling of 2144231251404 in words is "two trillion, one hundred forty-four billion, two hundred thirty-one million, two hundred fifty-one thousand, four hundred four".