1140100403440 has 40 divisors (see below), whose sum is σ = 2668523623200. Its totient is φ = 452979484416.

The previous prime is 1140100403419. The next prime is 1140100403443. The reversal of 1140100403440 is 443040010411.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1140100403443) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 47811084 + ... + 47834923.

It is an arithmetic number, because the mean of its divisors is an integer number (66713090580).

Almost surely, 2^{1140100403440} is an apocalyptic number.

1140100403440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1140100403440 is an abundant number, since it is smaller than the sum of its proper divisors (1528423219760).

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

1140100403440 is a wasteful number, since it uses less digits than its factorization.

1140100403440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 95646169 (or 95646163 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 22.

Adding to 1140100403440 its reverse (443040010411), we get a palindrome (1583140413851).

The spelling of 1140100403440 in words is "one trillion, one hundred forty billion, one hundred million, four hundred three thousand, four hundred forty".