505416232645 has 8 divisors (see below), whose sum is σ = 612387824256. Its totient is φ = 400407422736.

The previous prime is 505416232627. The next prime is 505416232679. The reversal of 505416232645 is 546232614505.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 505416232645 - 2⁵ = 505416232613 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 490694857 + ... + 490695886.

It is an arithmetic number, because the mean of its divisors is an integer number (76548478032).

Almost surely, 2^505416232645 is an apocalyptic number.

It is an amenable number.

505416232645 is a deficient number, since it is larger than the sum of its proper divisors (106971591611).

505416232645 is a wasteful number, since it uses less digits than its factorization.

505416232645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 981390851.

The product of its (nonzero) digits is 864000, while the sum is 43.

The spelling of 505416232645 in words is "five hundred five billion, four hundred sixteen million, two hundred thirty-two thousand, six hundred forty-five".