26734405208 has 64 divisors (see below), whose sum is σ = 60138547200. Its totient is φ = 10900028160.

The previous prime is 26734405193. The next prime is 26734405223. The reversal of 26734405208 is 80250443762.

It is an interprime number because it is at equal distance from previous prime (26734405193) and next prime (26734405223).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 28085 + ... + 232932.

It is an arithmetic number, because the mean of its divisors is an integer number (939664800).

Almost surely, 2^26734405208 is an apocalyptic number.

26734405208 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

26734405208 is an abundant number, since it is smaller than the sum of its proper divisors (33404141992).

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

26734405208 is a wasteful number, since it uses less digits than its factorization.

26734405208 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 261120 (or 261116 counting only the distinct ones).

The product of its (nonzero) digits is 322560, while the sum is 41.

The spelling of 26734405208 in words is "twenty-six billion, seven hundred thirty-four million, four hundred five thousand, two hundred eight".