516344541 has 4 divisors (see below), whose sum is σ = 688459392. Its totient is φ = 344229692.

The previous prime is 516344539. The next prime is 516344561. The reversal of 516344541 is 145443615.

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 516344541 - 2¹ = 516344539 is a prime.

It is a super-2 number, since 2×516344541² = 533223370041001362, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (516344501) 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, 86057421 + ... + 86057426.

It is an arithmetic number, because the mean of its divisors is an integer number (172114848).

Almost surely, 2^516344541 is an apocalyptic number.

It is an amenable number.

516344541 is a deficient number, since it is larger than the sum of its proper divisors (172114851).

516344541 is a wasteful number, since it uses less digits than its factorization.

516344541 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 172114850.

The product of its digits is 28800, while the sum is 33.

The square root of 516344541 is about 22723.2159035644. The cubic root of 516344541 is about 802.2564115460.

The spelling of 516344541 in words is "five hundred sixteen million, three hundred forty-four thousand, five hundred forty-one".