1140344321032 has 128 divisors (see below), whose sum is σ = 2531908627200. Its totient is φ = 471453696000.

The previous prime is 1140344321023. The next prime is 1140344321069. The reversal of 1140344321032 is 2301234430411.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 37693432 + ... + 37723672.

It is an arithmetic number, because the mean of its divisors is an integer number (19780536150).

Almost surely, 2^{1140344321032} 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 1140344321032, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1265954313600).

1140344321032 is an abundant number, since it is smaller than the sum of its proper divisors (1391564306168).

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

1140344321032 is a wasteful number, since it uses less digits than its factorization.

1140344321032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30527 (or 30523 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 28.

Adding to 1140344321032 its reverse (2301234430411), we get a palindrome (3441578751443).

The spelling of 1140344321032 in words is "one trillion, one hundred forty billion, three hundred forty-four million, three hundred twenty-one thousand, thirty-two".