1440574520145 has 32 divisors (see below), whose sum is σ = 2308518835200. Its totient is φ = 767107433664.

The previous prime is 1440574520123. The next prime is 1440574520159. The reversal of 1440574520145 is 5410254750441.

It is not a de Polignac number, because 1440574520145 - 2⁹ = 1440574519633 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1440574520097 and 1440574520106.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 27226726 + ... + 27279584.

It is an arithmetic number, because the mean of its divisors is an integer number (72141213600).

Almost surely, 2^{1440574520145} is an apocalyptic number.

1440574520145 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1440574520145 is a deficient number, since it is larger than the sum of its proper divisors (867944315055).

1440574520145 is a wasteful number, since it uses less digits than its factorization.

1440574520145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55669.

The product of its (nonzero) digits is 448000, while the sum is 42.

The spelling of 1440574520145 in words is "one trillion, four hundred forty billion, five hundred seventy-four million, five hundred twenty thousand, one hundred forty-five".