316500409777 has 4 divisors (see below), whose sum is σ = 316532745216. Its totient is φ = 316468074340.

The previous prime is 316500409769. The next prime is 316500409793. The reversal of 316500409777 is 777904005613.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 316500409777 - 2³ = 316500409769 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 316500409777.

It is not an unprimeable number, because it can be changed into a prime (316500209777) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16153033 + ... + 16172614.

It is an arithmetic number, because the mean of its divisors is an integer number (79133186304).

Almost surely, 2^316500409777 is an apocalyptic number.

It is an amenable number.

316500409777 is a deficient number, since it is larger than the sum of its proper divisors (32335439).

316500409777 is an equidigital number, since it uses as much as digits as its factorization.

316500409777 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32335438.

The product of its (nonzero) digits is 1111320, while the sum is 49.

The spelling of 316500409777 in words is "three hundred sixteen billion, five hundred million, four hundred nine thousand, seven hundred seventy-seven".