516171441 has 16 divisors (see below), whose sum is σ = 707376384. Its totient is φ = 334611984.

The previous prime is 516171433. The next prime is 516171463. The reversal of 516171441 is 144171615.

It is not a de Polignac number, because 516171441 - 2³ = 516171433 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 516171399 and 516171408.

It is not an unprimeable number, because it can be changed into a prime (516171041) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20470 + ... + 38096.

It is an arithmetic number, because the mean of its divisors is an integer number (44211024).

Almost surely, 2^516171441 is an apocalyptic number.

It is an amenable number.

516171441 is a deficient number, since it is larger than the sum of its proper divisors (191204943).

516171441 is a wasteful number, since it uses less digits than its factorization.

516171441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17900.

The product of its digits is 3360, while the sum is 30.

The square root of 516171441 is about 22719.4067044014. The cubic root of 516171441 is about 802.1667517065.

The spelling of 516171441 in words is "five hundred sixteen million, one hundred seventy-one thousand, four hundred forty-one".