513151310666 has 16 divisors (see below), whose sum is σ = 813936307968. Its totient is φ = 242242946400.

The previous prime is 513151310603. The next prime is 513151310713. The reversal of 513151310666 is 666013151315.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 100932020 + ... + 100937103.

It is an arithmetic number, because the mean of its divisors is an integer number (50871019248).

Almost surely, 2^513151310666 is an apocalyptic number.

513151310666 is a deficient number, since it is larger than the sum of its proper divisors (300784997302).

513151310666 is a wasteful number, since it uses less digits than its factorization.

513151310666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 201869197.

The product of its (nonzero) digits is 48600, while the sum is 38.

The spelling of 513151310666 in words is "five hundred thirteen billion, one hundred fifty-one million, three hundred ten thousand, six hundred sixty-six".