516272139 has 12 divisors (see below), whose sum is σ = 746109000. Its totient is φ = 344004864.

The previous prime is 516272131. The next prime is 516272173. The reversal of 516272139 is 931272615.

516272139 is a `hidden beast` number, since 5 + 1 + 627 + 21 + 3 + 9 = 666.

It is not a de Polignac number, because 516272139 - 2³ = 516272131 is a prime.

It is not an unprimeable number, because it can be changed into a prime (516272131) 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, 5227 + ... + 32555.

It is an arithmetic number, because the mean of its divisors is an integer number (62175750).

Almost surely, 2^516272139 is an apocalyptic number.

516272139 is a deficient number, since it is larger than the sum of its proper divisors (229836861).

516272139 is a wasteful number, since it uses less digits than its factorization.

516272139 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29434 (or 29431 counting only the distinct ones).

The product of its digits is 22680, while the sum is 36.

The square root of 516272139 is about 22721.6227193394. The cubic root of 516272139 is about 802.2189122413.

The spelling of 516272139 in words is "five hundred sixteen million, two hundred seventy-two thousand, one hundred thirty-nine".