516140342423 has 12 divisors (see below), whose sum is σ = 525127778808. Its totient is φ = 507304245360.

The previous prime is 516140342383. The next prime is 516140342437. The reversal of 516140342423 is 324243041615.

It is not a de Polignac number, because 516140342423 - 2¹² = 516140338327 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 (516140342923) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 30418940 + ... + 30435902.

It is an arithmetic number, because the mean of its divisors is an integer number (43760648234).

Almost surely, 2^516140342423 is an apocalyptic number.

516140342423 is a deficient number, since it is larger than the sum of its proper divisors (8987436385).

516140342423 is an equidigital number, since it uses as much as digits as its factorization.

516140342423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25822 (or 25763 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 35.

The spelling of 516140342423 in words is "five hundred sixteen billion, one hundred forty million, three hundred forty-two thousand, four hundred twenty-three".