516343443030 has 48 divisors (see below), whose sum is σ = 1378776554064. Its totient is φ = 133970189760.

The previous prime is 516343443029. The next prime is 516343443037. The reversal of 516343443030 is 30344343615.

516343443030 is a `hidden beast` number, since 5 + 1 + 6 + 3 + 4 + 344 + 303 + 0 = 666.

It is a super-2 number, since 2×516343443030² (a number of 24 digits) contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (516343443037) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 77525716 + ... + 77532375.

It is an arithmetic number, because the mean of its divisors is an integer number (28724511543).

Almost surely, 2^516343443030 is an apocalyptic number.

516343443030 is an abundant number, since it is smaller than the sum of its proper divisors (862433111034).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

516343443030 is a wasteful number, since it uses less digits than its factorization.

516343443030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 155058141 (or 155058138 counting only the distinct ones).

The product of its (nonzero) digits is 155520, while the sum is 36.

Adding to 516343443030 its reverse (30344343615), we get a palindrome (546687786645).

The spelling of 516343443030 in words is "five hundred sixteen billion, three hundred forty-three million, four hundred forty-three thousand, thirty".