516140351311 has 24 divisors (see below), whose sum is σ = 569502347904. Its totient is φ = 467453844000.

The previous prime is 516140351299. The next prime is 516140351359. The reversal of 516140351311 is 113153041615.

It is not a de Polignac number, because 516140351311 - 2¹³ = 516140343119 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (516140351371) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2751270 + ... + 2932876.

It is an arithmetic number, because the mean of its divisors is an integer number (23729264496).

Almost surely, 2^516140351311 is an apocalyptic number.

516140351311 is a deficient number, since it is larger than the sum of its proper divisors (53361996593).

516140351311 is a wasteful number, since it uses less digits than its factorization.

516140351311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 181951 (or 181938 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 31.

Adding to 516140351311 its reverse (113153041615), we get a palindrome (629293392926).

The spelling of 516140351311 in words is "five hundred sixteen billion, one hundred forty million, three hundred fifty-one thousand, three hundred eleven".