505113565377 has 8 divisors (see below), whose sum is σ = 674503644160. Its totient is φ = 336232931760.

The previous prime is 505113565289. The next prime is 505113565387. The reversal of 505113565377 is 773565311505.

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

It is not a de Polignac number, because 505113565377 - 2⁷ = 505113565249 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (505113565387) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 127358977 + ... + 127362942.

It is an arithmetic number, because the mean of its divisors is an integer number (84312955520).

Almost surely, 2^505113565377 is an apocalyptic number.

It is an amenable number.

505113565377 is a deficient number, since it is larger than the sum of its proper divisors (169390078783).

505113565377 is a wasteful number, since it uses less digits than its factorization.

505113565377 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 254722583.

The product of its (nonzero) digits is 1653750, while the sum is 48.

The spelling of 505113565377 in words is "five hundred five billion, one hundred thirteen million, five hundred sixty-five thousand, three hundred seventy-seven".