26678454327 has 16 divisors (see below), whose sum is σ = 45169870080. Its totient is φ = 15244830936.

The previous prime is 26678454317. The next prime is 26678454379. The reversal of 26678454327 is 72345487662.

26678454327 is a `hidden beast` number, since 2 + 6 + 6 + 78 + 4 + 543 + 27 = 666.

It is not a de Polignac number, because 26678454327 - 2⁸ = 26678454071 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26678454317) 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 in 15 ways as a sum of consecutive naturals, for example, 70577733 + ... + 70578110.

It is an arithmetic number, because the mean of its divisors is an integer number (2823116880).

Almost surely, 2^26678454327 is an apocalyptic number.

26678454327 is a gapful number since it is divisible by the number (27) formed by its first and last digit.

26678454327 is a deficient number, since it is larger than the sum of its proper divisors (18491415753).

26678454327 is a wasteful number, since it uses less digits than its factorization.

26678454327 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 141155859 (or 141155853 counting only the distinct ones).

The product of its digits is 13547520, while the sum is 54.

The spelling of 26678454327 in words is "twenty-six billion, six hundred seventy-eight million, four hundred fifty-four thousand, three hundred twenty-seven".