1326496678 has 16 divisors (see below), whose sum is σ = 2143932336. Its totient is φ = 611906400.

The previous prime is 1326496669. The next prime is 1326496711. The reversal of 1326496678 is 8766946231.

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, 40953 + ... + 65803.

It is an arithmetic number, because the mean of its divisors is an integer number (133995771).

Almost surely, 2^1326496678 is an apocalyptic number.

1326496678 is a deficient number, since it is larger than the sum of its proper divisors (817435658).

1326496678 is a wasteful number, since it uses less digits than its factorization.

1326496678 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26919.

The product of its digits is 2612736, while the sum is 52.

The square root of 1326496678 is about 36421.1020975478. The cubic root of 1326496678 is about 1098.7580136547.

The spelling of 1326496678 in words is "one billion, three hundred twenty-six million, four hundred ninety-six thousand, six hundred seventy-eight".