1323344678 has 16 divisors (see below), whose sum is σ = 2050513920. Its totient is φ = 639870600.

The previous prime is 1323344653. The next prime is 1323344731. The reversal of 1323344678 is 8764433231.

It is a super-2 number, since 2×1323344678² = 3502482273581847368, which contains 22 as substring.

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, 89813 + ... + 103503.

It is an arithmetic number, because the mean of its divisors is an integer number (128157120).

Almost surely, 2^1323344678 is an apocalyptic number.

1323344678 is a deficient number, since it is larger than the sum of its proper divisors (727169242).

1323344678 is a wasteful number, since it uses less digits than its factorization.

1323344678 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15283.

The product of its digits is 290304, while the sum is 41.

The square root of 1323344678 is about 36377.8047441019. The cubic root of 1323344678 is about 1097.8870397383.

The spelling of 1323344678 in words is "one billion, three hundred twenty-three million, three hundred forty-four thousand, six hundred seventy-eight".