1003325855500 has 48 divisors (see below), whose sum is σ = 2191534398144. Its totient is φ = 401280758400.

The previous prime is 1003325855471. The next prime is 1003325855503. The reversal of 1003325855500 is 55585233001.

1003325855500 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 1003325855500.

It is not an unprimeable number, because it can be changed into a prime (1003325855503) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4068729 + ... + 4308271.

It is an arithmetic number, because the mean of its divisors is an integer number (45656966628).

Almost surely, 2^{1003325855500} is an apocalyptic number.

1003325855500 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1003325855500 is an abundant number, since it is smaller than the sum of its proper divisors (1188208542644).

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

1003325855500 is a wasteful number, since it uses less digits than its factorization.

1003325855500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 247939 (or 247927 counting only the distinct ones).

The product of its (nonzero) digits is 90000, while the sum is 37.

The spelling of 1003325855500 in words is "one trillion, three billion, three hundred twenty-five million, eight hundred fifty-five thousand, five hundred".