1440408113441 has 16 divisors (see below), whose sum is σ = 1654436456640. Its totient is φ = 1240258403520.

The previous prime is 1440408113423. The next prime is 1440408113449. The reversal of 1440408113441 is 1443118040441.

It is a de Polignac number, because none of the positive numbers 2^k-1440408113441 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1440408113449) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 125951 + ... + 1701963.

It is an arithmetic number, because the mean of its divisors is an integer number (103402278540).

Almost surely, 2^{1440408113441} is an apocalyptic number.

1440408113441 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1440408113441 is a deficient number, since it is larger than the sum of its proper divisors (214028343199).

1440408113441 is a wasteful number, since it uses less digits than its factorization.

1440408113441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1580416.

The product of its (nonzero) digits is 24576, while the sum is 35.

The spelling of 1440408113441 in words is "one trillion, four hundred forty billion, four hundred eight million, one hundred thirteen thousand, four hundred forty-one".