26913894168 has 32 divisors (see below), whose sum is σ = 76896840960. Its totient is φ = 7689684000.

The previous prime is 26913894167. The next prime is 26913894173. The reversal of 26913894168 is 86149831962.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26913894167) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 80100708 + ... + 80101043.

It is an arithmetic number, because the mean of its divisors is an integer number (2403026280).

Almost surely, 2^26913894168 is an apocalyptic number.

26913894168 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

26913894168 is an abundant number, since it is smaller than the sum of its proper divisors (49982946792).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

26913894168 is a wasteful number, since it uses less digits than its factorization.

26913894168 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 160201767 (or 160201763 counting only the distinct ones).

The product of its digits is 4478976, while the sum is 57.

The spelling of 26913894168 in words is "twenty-six billion, nine hundred thirteen million, eight hundred ninety-four thousand, one hundred sixty-eight".