516042454971 has 32 divisors (see below), whose sum is σ = 758549422080. Its totient is φ = 310600461600.

The previous prime is 516042454951. The next prime is 516042455039. The reversal of 516042454971 is 179454240615.

It is not a de Polignac number, because 516042454971 - 2¹⁰ = 516042453947 is a prime.

It is a super-2 number, since 2×516042454971² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 516042454971.

It is not an unprimeable number, because it can be changed into a prime (516042454901) 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 31 ways as a sum of consecutive naturals, for example, 370965 + ... + 1081526.

It is an arithmetic number, because the mean of its divisors is an integer number (23704669440).

Almost surely, 2^516042454971 is an apocalyptic number.

516042454971 is a deficient number, since it is larger than the sum of its proper divisors (242506967109).

516042454971 is a wasteful number, since it uses less digits than its factorization.

516042454971 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1452807.

The product of its (nonzero) digits is 1209600, while the sum is 48.

The spelling of 516042454971 in words is "five hundred sixteen billion, forty-two million, four hundred fifty-four thousand, nine hundred seventy-one".