1040233245440 has 72 divisors (see below), whose sum is σ = 2491921914720. Its totient is φ = 416053518336.

The previous prime is 1040233245431. The next prime is 1040233245479. The reversal of 1040233245440 is 445423320401.

It is a Harshad number since it is a multiple of its sum of digits (32).

It is a junction number, because it is equal to n+sod(n) for n = 1040233245397 and 1040233245406.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15912341 + ... + 15977579.

Almost surely, 2^{1040233245440} is an apocalyptic number.

1040233245440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1040233245440 is an abundant number, since it is smaller than the sum of its proper divisors (1451688669280).

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

1040233245440 is an equidigital number, since it uses as much as digits as its factorization.

1040233245440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77717 (or 77703 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 32.

Adding to 1040233245440 its reverse (445423320401), we get a palindrome (1485656565841).

The spelling of 1040233245440 in words is "one trillion, forty billion, two hundred thirty-three million, two hundred forty-five thousand, four hundred forty".