1033120423440 has 240 divisors, whose sum is σ = 4137615675648. Its totient is φ = 225874750464.

The previous prime is 1033120423399. The next prime is 1033120423457. The reversal of 1033120423440 is 443240213301.

1033120423440 is a `hidden beast` number, since 1 + 0 + 3 + 312 + 0 + 4 + 2 + 344 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (240).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 4340259 + ... + 4572098.

Almost surely, 2^{1033120423440} is an apocalyptic number.

1033120423440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1033120423440 is an abundant number, since it is smaller than the sum of its proper divisors (3104495252208).

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

1033120423440 is a wasteful number, since it uses less digits than its factorization.

1033120423440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8912406 (or 8912397 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 27.

Adding to 1033120423440 its reverse (443240213301), we get a palindrome (1476360636741).

The spelling of 1033120423440 in words is "one trillion, thirty-three billion, one hundred twenty million, four hundred twenty-three thousand, four hundred forty".