135203055500 has 48 divisors (see below), whose sum is σ = 302485555008. Its totient is φ = 52762160000.

The previous prime is 135203055499. The next prime is 135203055509. The reversal of 135203055500 is 5550302531.

It is not an unprimeable number, because it can be changed into a prime (135203055509) 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, 3277136 + ... + 3318135.

It is an arithmetic number, because the mean of its divisors is an integer number (6301782396).

Almost surely, 2^135203055500 is an apocalyptic number.

135203055500 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

135203055500 is an abundant number, since it is smaller than the sum of its proper divisors (167282499508).

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

135203055500 is a wasteful number, since it uses less digits than its factorization.

135203055500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6595331 (or 6595319 counting only the distinct ones).

The product of its (nonzero) digits is 11250, while the sum is 29.

The spelling of 135203055500 in words is "one hundred thirty-five billion, two hundred three million, fifty-five thousand, five hundred".