1042320005500 has 48 divisors (see below), whose sum is σ = 2410334375904. Its totient is φ = 392402822400.

The previous prime is 1042320005417. The next prime is 1042320005533. The reversal of 1042320005500 is 55000232401.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 61304442 + ... + 61321441.

It is an arithmetic number, because the mean of its divisors is an integer number (50215299498).

Almost surely, 2^{1042320005500} is an apocalyptic number.

1042320005500 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1042320005500 is an abundant number, since it is smaller than the sum of its proper divisors (1368014370404).

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

1042320005500 is a wasteful number, since it uses less digits than its factorization.

1042320005500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 122625919 (or 122625907 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 22.

Adding to 1042320005500 its reverse (55000232401), we get a palindrome (1097320237901).

The spelling of 1042320005500 in words is "one trillion, forty-two billion, three hundred twenty million, five thousand, five hundred".