516277161 has 6 divisors (see below), whose sum is σ = 745733690. Its totient is φ = 344184768.

The previous prime is 516277109. The next prime is 516277213. The reversal of 516277161 is 161772615.

It is an interprime number because it is at equal distance from previous prime (516277109) and next prime (516277213).

It can be written as a sum of positive squares in only one way, i.e., 485541225 + 30735936 = 22035^2 + 5544^2 .

It is not a de Polignac number, because 516277161 - 2¹¹ = 516275113 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (516277061) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 28682056 + ... + 28682073.

Almost surely, 2^516277161 is an apocalyptic number.

It is an amenable number.

516277161 is a deficient number, since it is larger than the sum of its proper divisors (229456529).

516277161 is a wasteful number, since it uses less digits than its factorization.

516277161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57364135 (or 57364132 counting only the distinct ones).

The product of its digits is 17640, while the sum is 36.

The square root of 516277161 is about 22721.7332305438. The cubic root of 516277161 is about 802.2215134084.

The spelling of 516277161 in words is "five hundred sixteen million, two hundred seventy-seven thousand, one hundred sixty-one".