1140404234220 has 288 divisors, whose sum is σ = 3774186351936. Its totient is φ = 288670003200.

The previous prime is 1140404234201. The next prime is 1140404234243. The reversal of 1140404234220 is 224324040411.

1140404234220 is a `hidden beast` number, since 1 + 1 + 4 + 0 + 404 + 2 + 34 + 220 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 7295280 + ... + 7449960.

It is an arithmetic number, because the mean of its divisors is an integer number (13104813722).

Almost surely, 2^{1140404234220} is an apocalyptic number.

1140404234220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1140404234220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1887093175968).

1140404234220 is an abundant number, since it is smaller than the sum of its proper divisors (2633782117716).

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

1140404234220 is a wasteful number, since it uses less digits than its factorization.

1140404234220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 154783 (or 154769 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 27.

Adding to 1140404234220 its reverse (224324040411), we get a palindrome (1364728274631).

The spelling of 1140404234220 in words is "one trillion, one hundred forty billion, four hundred four million, two hundred thirty-four thousand, two hundred twenty".