1140244403220 has 144 divisors (see below), whose sum is σ = 3725212038912. Its totient is φ = 280644376320.

The previous prime is 1140244403209. The next prime is 1140244403303. The reversal of 1140244403220 is 223044420411.

1140244403220 is a `hidden beast` number, since 1 + 14 + 0 + 24 + 4 + 403 + 220 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 26680389 + ... + 26723091.

It is an arithmetic number, because the mean of its divisors is an integer number (25869528048).

Almost surely, 2^{1140244403220} is an apocalyptic number.

1140244403220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1140244403220 is an abundant number, since it is smaller than the sum of its proper divisors (2584967635692).

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

1140244403220 is a wasteful number, since it uses less digits than its factorization.

1140244403220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54142 (or 54137 counting only the distinct ones).

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

Adding to 1140244403220 its reverse (223044420411), we get a palindrome (1363288823631).

The spelling of 1140244403220 in words is "one trillion, one hundred forty billion, two hundred forty-four million, four hundred three thousand, two hundred twenty".