516872144537 has 24 divisors (see below), whose sum is σ = 614486404224. Its totient is φ = 433300412832.

The previous prime is 516872144531. The next prime is 516872144561. The reversal of 516872144537 is 735441278615.

It is not a de Polignac number, because 516872144537 - 2⁴ = 516872144521 is a prime.

It is not an unprimeable number, because it can be changed into a prime (516872144531) 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, 3207743 + ... + 3365019.

It is an arithmetic number, because the mean of its divisors is an integer number (25603600176).

Almost surely, 2^516872144537 is an apocalyptic number.

It is an amenable number.

516872144537 is a deficient number, since it is larger than the sum of its proper divisors (97614259687).

516872144537 is a wasteful number, since it uses less digits than its factorization.

516872144537 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 158765 (or 158758 counting only the distinct ones).

The product of its digits is 5644800, while the sum is 53.

The spelling of 516872144537 in words is "five hundred sixteen billion, eight hundred seventy-two million, one hundred forty-four thousand, five hundred thirty-seven".