1064080678 has 4 divisors (see below), whose sum is σ = 1596121020. Its totient is φ = 532040338.

The previous prime is 1064080663. The next prime is 1064080679. The reversal of 1064080678 is 8760804601.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×1064080678² = 2264535378585879368, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1064080678.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1064080679) 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 as a sum of consecutive naturals, namely, 266020168 + ... + 266020171.

It is an arithmetic number, because the mean of its divisors is an integer number (399030255).

Almost surely, 2^1064080678 is an apocalyptic number.

1064080678 is a deficient number, since it is larger than the sum of its proper divisors (532040342).

1064080678 is an equidigital number, since it uses as much as digits as its factorization.

1064080678 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 532040341.

The product of its (nonzero) digits is 64512, while the sum is 40.

The square root of 1064080678 is about 32620.2495085491. The cubic root of 1064080678 is about 1020.9195469015.

The spelling of 1064080678 in words is "one billion, sixty-four million, eighty thousand, six hundred seventy-eight".