505235635023 has 12 divisors (see below), whose sum is σ = 783630781080. Its totient is φ = 288706077072.

The previous prime is 505235635007. The next prime is 505235635027. The reversal of 505235635023 is 320536532505.

It is not a de Polignac number, because 505235635023 - 2⁴ = 505235635007 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (505235635027) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1718488408 + ... + 1718488701.

It is an arithmetic number, because the mean of its divisors is an integer number (65302565090).

Almost surely, 2^505235635023 is an apocalyptic number.

505235635023 is a deficient number, since it is larger than the sum of its proper divisors (278395146057).

505235635023 is a wasteful number, since it uses less digits than its factorization.

505235635023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3436977126 (or 3436977119 counting only the distinct ones).

The product of its (nonzero) digits is 405000, while the sum is 39.

The spelling of 505235635023 in words is "five hundred five billion, two hundred thirty-five million, six hundred thirty-five thousand, twenty-three".