1440250773213 has 16 divisors (see below), whose sum is σ = 2195193395840. Its totient is φ = 822803360256.

The previous prime is 1440250773211. The next prime is 1440250773239. The reversal of 1440250773213 is 3123770520441.

It is not a de Polignac number, because 1440250773213 - 2¹ = 1440250773211 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 (1440250773211) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8121928 + ... + 8297361.

It is an arithmetic number, because the mean of its divisors is an integer number (137199587240).

Almost surely, 2^{1440250773213} is an apocalyptic number.

It is an amenable number.

1440250773213 is a deficient number, since it is larger than the sum of its proper divisors (754942622627).

1440250773213 is a wasteful number, since it uses less digits than its factorization.

1440250773213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16423476.

The product of its (nonzero) digits is 141120, while the sum is 39.

The spelling of 1440250773213 in words is "one trillion, four hundred forty billion, two hundred fifty million, seven hundred seventy-three thousand, two hundred thirteen".