11400142100440 has 32 divisors (see below), whose sum is σ = 25708221164880. Its totient is φ = 4549763251072.

The previous prime is 11400142100423. The next prime is 11400142100443. The reversal of 11400142100440 is 4400124100411.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11400142100443) 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, 321656719 + ... + 321692158.

Almost surely, 2^{11400142100440} is an apocalyptic number.

11400142100440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11400142100440 is an abundant number, since it is smaller than the sum of its proper divisors (14308079064440).

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

11400142100440 is a wasteful number, since it uses less digits than its factorization.

11400142100440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 643349331 (or 643349327 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 22.

Adding to 11400142100440 its reverse (4400124100411), we get a palindrome (15800266200851).

The spelling of 11400142100440 in words is "eleven trillion, four hundred billion, one hundred forty-two million, one hundred thousand, four hundred forty".