1064568678 has 32 divisors (see below), whose sum is σ = 2145595392. Its totient is φ = 352123200.

The previous prime is 1064568647. The next prime is 1064568691. The reversal of 1064568678 is 8768654601.

It is a super-2 number, since 2×1064568678² = 2266612940357335368, which contains 22 as substring.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 1064568678.

It is a congruent 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 15 ways as a sum of consecutive naturals, for example, 596175 + ... + 597957.

It is an arithmetic number, because the mean of its divisors is an integer number (67049856).

Almost surely, 2^1064568678 is an apocalyptic number.

1064568678 is an abundant number, since it is smaller than the sum of its proper divisors (1081026714).

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

1064568678 is a wasteful number, since it uses less digits than its factorization.

1064568678 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2500.

The product of its (nonzero) digits is 1935360, while the sum is 51.

The square root of 1064568678 is about 32627.7286675000. The cubic root of 1064568678 is about 1021.0755916473.

The spelling of 1064568678 in words is "one billion, sixty-four million, five hundred sixty-eight thousand, six hundred seventy-eight".