235505540503 has 4 divisors (see below), whose sum is σ = 243626421240. Its totient is φ = 227384659768.

The previous prime is 235505540477. The next prime is 235505540519. The reversal of 235505540503 is 305045505532.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 235505540503 - 2⁵ = 235505540471 is a prime.

It is a super-2 number, since 2×235505540503² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (235505540563) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 4060440325 + ... + 4060440382.

It is an arithmetic number, because the mean of its divisors is an integer number (60906605310).

Almost surely, 2^235505540503 is an apocalyptic number.

235505540503 is a deficient number, since it is larger than the sum of its proper divisors (8120880737).

235505540503 is an equidigital number, since it uses as much as digits as its factorization.

235505540503 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8120880736.

The product of its (nonzero) digits is 225000, while the sum is 37.

The spelling of 235505540503 in words is "two hundred thirty-five billion, five hundred five million, five hundred forty thousand, five hundred three".