1140423314144 has 24 divisors (see below), whose sum is σ = 2299969582848. Its totient is φ = 556304055040.

The previous prime is 1140423314141. The next prime is 1140423314153. The reversal of 1140423314144 is 4414133240411.

It is a Harshad number since it is a multiple of its sum of digits (32).

It is a self number, because there is not a number n which added to its sum of digits gives 1140423314144.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1140423314141) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 434611232 + ... + 434613855.

It is an arithmetic number, because the mean of its divisors is an integer number (95832065952).

Almost surely, 2^{1140423314144} is an apocalyptic number.

It is an amenable number.

1140423314144 is an abundant number, since it is smaller than the sum of its proper divisors (1159546268704).

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

1140423314144 is an equidigital number, since it uses as much as digits as its factorization.

1140423314144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 869225138 (or 869225130 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 32.

Adding to 1140423314144 its reverse (4414133240411), we get a palindrome (5554556554555).

The spelling of 1140423314144 in words is "one trillion, one hundred forty billion, four hundred twenty-three million, three hundred fourteen thousand, one hundred forty-four".