1140040010240 has 40 divisors (see below), whose sum is σ = 2733424061940. Its totient is φ = 456016003072.

The previous prime is 1140040010201. The next prime is 1140040010251. The reversal of 1140040010240 is 420100400411.

It can be written as a sum of positive squares in 2 ways, for example, as 996259504384 + 143780505856 = 998128^2 + 379184^2 .

It is a tau number, because it is divible by the number of its divisors (40).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 222661505 + ... + 222666624.

Almost surely, 2^{1140040010240} is an apocalyptic number.

1140040010240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1140040010240 is an abundant number, since it is smaller than the sum of its proper divisors (1593384051700).

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

1140040010240 is an frugal number, since it uses more digits than its factorization.

1140040010240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 445328152 (or 445328136 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 1140040010240 its reverse (420100400411), we get a palindrome (1560140410651).

The spelling of 1140040010240 in words is "one trillion, one hundred forty billion, forty million, ten thousand, two hundred forty".