1440111022399 has 16 divisors (see below), whose sum is σ = 1749803254272. Its totient is φ = 1158434548128.

The previous prime is 1440111022393. The next prime is 1440111022451. The reversal of 1440111022399 is 9932201110441.

It is a cyclic number.

It is not a de Polignac number, because 1440111022399 - 2³ = 1440111022391 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1440111022391) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 84376269 + ... + 84393334.

It is an arithmetic number, because the mean of its divisors is an integer number (109362703392).

Almost surely, 2^{1440111022399} is an apocalyptic number.

1440111022399 is a deficient number, since it is larger than the sum of its proper divisors (309692231873).

1440111022399 is a wasteful number, since it uses less digits than its factorization.

1440111022399 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 168769686.

The product of its (nonzero) digits is 15552, while the sum is 37.

The spelling of 1440111022399 in words is "one trillion, four hundred forty billion, one hundred eleven million, twenty-two thousand, three hundred ninety-nine".