1064168378 has 48 divisors (see below), whose sum is σ = 2104996320. Its totient is φ = 398823264.

The previous prime is 1064168353. The next prime is 1064168383. The reversal of 1064168378 is 8738614601.

It is a super-2 number, since 2×1064168378² = 2264908673470301768, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2225 + ... + 46187.

It is an arithmetic number, because the mean of its divisors is an integer number (43854090).

Almost surely, 2^1064168378 is an apocalyptic number.

1064168378 is a deficient number, since it is larger than the sum of its proper divisors (1040827942).

1064168378 is a wasteful number, since it uses less digits than its factorization.

1064168378 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44011 (or 44004 counting only the distinct ones).

The product of its (nonzero) digits is 193536, while the sum is 44.

The square root of 1064168378 is about 32621.5937378909. The cubic root of 1064168378 is about 1020.9475937049.

The spelling of 1064168378 in words is "one billion, sixty-four million, one hundred sixty-eight thousand, three hundred seventy-eight".