516066551 has 32 divisors (see below), whose sum is σ = 698073600. Its totient is φ = 368426880.

The previous prime is 516066539. The next prime is 516066583. The reversal of 516066551 is 155660615.

It is a cyclic number.

It is not a de Polignac number, because 516066551 - 2²² = 511872247 is a prime.

It is a super-2 number, since 2×516066551² = 532649370122071202, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (516066751) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 137285 + ... + 140993.

It is an arithmetic number, because the mean of its divisors is an integer number (21814800).

Almost surely, 2^516066551 is an apocalyptic number.

516066551 is a deficient number, since it is larger than the sum of its proper divisors (182007049).

516066551 is a wasteful number, since it uses less digits than its factorization.

516066551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3879.

The product of its (nonzero) digits is 27000, while the sum is 35.

The square root of 516066551 is about 22717.0982081779. The cubic root of 516066551 is about 802.1124125446.

The spelling of 516066551 in words is "five hundred sixteen million, sixty-six thousand, five hundred fifty-one".