513082678 has 16 divisors (see below), whose sum is σ = 815322240. Its totient is φ = 241324416.

The previous prime is 513082649. The next prime is 513082693. The reversal of 513082678 is 876280315.

It is a self number, because there is not a number n which added to its sum of digits gives 513082678.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 108283 + ... + 112921.

It is an arithmetic number, because the mean of its divisors is an integer number (50957640).

Almost surely, 2^513082678 is an apocalyptic number.

513082678 is a deficient number, since it is larger than the sum of its proper divisors (302239562).

513082678 is a wasteful number, since it uses less digits than its factorization.

513082678 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7911.

The product of its (nonzero) digits is 80640, while the sum is 40.

The square root of 513082678 is about 22651.3283937168. The cubic root of 513082678 is about 800.5634977863.

The spelling of 513082678 in words is "five hundred thirteen million, eighty-two thousand, six hundred seventy-eight".