505236340938 has 64 divisors (see below), whose sum is σ = 1160328407040. Its totient is φ = 143666488512.

The previous prime is 505236340927. The next prime is 505236340943. The reversal of 505236340938 is 839043632505.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 11786781 + ... + 11829567.

It is an arithmetic number, because the mean of its divisors is an integer number (18130131360).

Almost surely, 2^505236340938 is an apocalyptic number.

505236340938 is an abundant number, since it is smaller than the sum of its proper divisors (655092066102).

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

505236340938 is a wasteful number, since it uses less digits than its factorization.

505236340938 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44131.

The product of its (nonzero) digits is 2332800, while the sum is 48.

The spelling of 505236340938 in words is "five hundred five billion, two hundred thirty-six million, three hundred forty thousand, nine hundred thirty-eight".