26678454328 has 32 divisors (see below), whose sum is σ = 52110702000. Its totient is φ = 12793296640.

The previous prime is 26678454317. The next prime is 26678454379. The reversal of 26678454328 is 82345487662.

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, 669943 + ... + 708646.

Almost surely, 2^26678454328 is an apocalyptic number.

It is an amenable number.

26678454328 is a deficient number, since it is larger than the sum of its proper divisors (25432247672).

26678454328 is a wasteful number, since it uses less digits than its factorization.

26678454328 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1378695 (or 1378691 counting only the distinct ones).

The product of its digits is 15482880, while the sum is 55.

The spelling of 26678454328 in words is "twenty-six billion, six hundred seventy-eight million, four hundred fifty-four thousand, three hundred twenty-eight".