26534013268 has 48 divisors (see below), whose sum is σ = 54325522944. Its totient is φ = 11102484960.

The previous prime is 26534013239. The next prime is 26534013271. The reversal of 26534013268 is 86231043562.

It is a self number, because there is not a number n which added to its sum of digits gives 26534013268.

It is a congruent number.

It is an unprimeable number.

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, 4922871 + ... + 4928257.

It is an arithmetic number, because the mean of its divisors is an integer number (1131781728).

Almost surely, 2^26534013268 is an apocalyptic number.

26534013268 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

26534013268 is an abundant number, since it is smaller than the sum of its proper divisors (27791509676).

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

26534013268 is a wasteful number, since it uses less digits than its factorization.

26534013268 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9532 (or 9530 counting only the distinct ones).

The product of its (nonzero) digits is 207360, while the sum is 40.

The spelling of 26534013268 in words is "twenty-six billion, five hundred thirty-four million, thirteen thousand, two hundred sixty-eight".