316616487205 has 16 divisors (see below), whose sum is σ = 390941249904. Its totient is φ = 246053516800.

The previous prime is 316616487181. The next prime is 316616487223. The reversal of 316616487205 is 502784616613.

It can be written as a sum of positive squares in 8 ways, for example, as 9559755076 + 307056732129 = 97774^2 + 554127^2 .

It is a de Polignac number, because none of the positive numbers 2^k-316616487205 is a prime.

It is a super-3 number, since 3×316616487205³ (a number of 35 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5887984 + ... + 5941513.

It is an arithmetic number, because the mean of its divisors is an integer number (24433828119).

Almost surely, 2^316616487205 is an apocalyptic number.

It is an amenable number.

316616487205 is a deficient number, since it is larger than the sum of its proper divisors (74324762699).

316616487205 is a wasteful number, since it uses less digits than its factorization.

316616487205 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11829656.

The product of its (nonzero) digits is 1451520, while the sum is 49.

The spelling of 316616487205 in words is "three hundred sixteen billion, six hundred sixteen million, four hundred eighty-seven thousand, two hundred five".