26349757028 has 12 divisors (see below), whose sum is σ = 52699514112. Its totient is φ = 11292753000.

The previous prime is 26349756971. The next prime is 26349757037. The reversal of 26349757028 is 82075794362.

26349757028 is an admirable number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 470531348 + ... + 470531403.

It is an arithmetic number, because the mean of its divisors is an integer number (4391626176).

Almost surely, 2^26349757028 is an apocalyptic number.

26349757028 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

26349757028 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

26349757028 is a wasteful number, since it uses less digits than its factorization.

26349757028 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 941062762 (or 941062760 counting only the distinct ones).

The product of its (nonzero) digits is 5080320, while the sum is 53.

The spelling of 26349757028 in words is "twenty-six billion, three hundred forty-nine million, seven hundred fifty-seven thousand, twenty-eight".