1440410113240 has 48 divisors (see below), whose sum is σ = 3770053005600. Its totient is φ = 493854895296.

The previous prime is 1440410113223. The next prime is 1440410113243. The reversal of 1440410113240 is 423110140441.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1440410113243) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 367449600 + ... + 367453519.

It is an arithmetic number, because the mean of its divisors is an integer number (78542770950).

Almost surely, 2^{1440410113240} is an apocalyptic number.

1440410113240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1440410113240 is an abundant number, since it is smaller than the sum of its proper divisors (2329642892360).

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

1440410113240 is a wasteful number, since it uses less digits than its factorization.

1440410113240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 734903144 (or 734903133 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 25.

Adding to 1440410113240 its reverse (423110140441), we get a palindrome (1863520253681).

The spelling of 1440410113240 in words is "one trillion, four hundred forty billion, four hundred ten million, one hundred thirteen thousand, two hundred forty".