1023305140344 has 32 divisors (see below), whose sum is σ = 2600201589840. Its totient is φ = 335509881600.

The previous prime is 1023305140331. The next prime is 1023305140349. The reversal of 1023305140344 is 4430415033201.

1023305140344 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1023305140349) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 349487997 + ... + 349490924.

Almost surely, 2^{1023305140344} is an apocalyptic number.

It is an amenable number.

1023305140344 is an abundant number, since it is smaller than the sum of its proper divisors (1576896449496).

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

1023305140344 is a wasteful number, since it uses less digits than its factorization.

1023305140344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 698978991 (or 698978987 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 30.

The spelling of 1023305140344 in words is "one trillion, twenty-three billion, three hundred five million, one hundred forty thousand, three hundred forty-four".