1023344052240 has 80 divisors (see below), whose sum is σ = 3172475073600. Its totient is φ = 272882413056.

The previous prime is 1023344052221. The next prime is 1023344052259. The reversal of 1023344052240 is 422504433201.

It is an interprime number because it is at equal distance from previous prime (1023344052221) and next prime (1023344052259).

It is a tau number, because it is divible by the number of its divisors (80).

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 1023344052198 and 1023344052207.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9657466 + ... + 9762854.

It is an arithmetic number, because the mean of its divisors is an integer number (39655938420).

Almost surely, 2^{1023344052240} is an apocalyptic number.

1023344052240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1023344052240 is an abundant number, since it is smaller than the sum of its proper divisors (2149131021360).

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

1023344052240 is a wasteful number, since it uses less digits than its factorization.

1023344052240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 145864 (or 145858 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 30.

Adding to 1023344052240 its reverse (422504433201), we get a palindrome (1445848485441).

The spelling of 1023344052240 in words is "one trillion, twenty-three billion, three hundred forty-four million, fifty-two thousand, two hundred forty".