516040441 has 4 divisors (see below), whose sum is σ = 589760512. Its totient is φ = 442320372.

The previous prime is 516040417. The next prime is 516040451. The reversal of 516040441 is 144040615.

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 516040441 - 2⁵ = 516040409 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (516040451) 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, 36860025 + ... + 36860038.

It is an arithmetic number, because the mean of its divisors is an integer number (147440128).

Almost surely, 2^516040441 is an apocalyptic number.

It is an amenable number.

516040441 is a deficient number, since it is larger than the sum of its proper divisors (73720071).

516040441 is an equidigital number, since it uses as much as digits as its factorization.

516040441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73720070.

The product of its (nonzero) digits is 1920, while the sum is 25.

The square root of 516040441 is about 22716.5235236380. The cubic root of 516040441 is about 802.0988848912.

The spelling of 516040441 in words is "five hundred sixteen million, forty thousand, four hundred forty-one".