516140634 has 8 divisors (see below), whose sum is σ = 1032281280. Its totient is φ = 172046876.

The previous prime is 516140627. The next prime is 516140663. The reversal of 516140634 is 436041615.

It is a sphenic number, since it is the product of 3 distinct primes.

516140634 is an admirable number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 43011714 + ... + 43011725.

It is an arithmetic number, because the mean of its divisors is an integer number (129035160).

Almost surely, 2^516140634 is an apocalyptic number.

516140634 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

516140634 is a wasteful number, since it uses less digits than its factorization.

516140634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86023444.

The product of its (nonzero) digits is 8640, while the sum is 30.

The square root of 516140634 is about 22718.7287056296. The cubic root of 516140634 is about 802.1507926401.

The spelling of 516140634 in words is "five hundred sixteen million, one hundred forty thousand, six hundred thirty-four".