91068508626 has 32 divisors (see below), whose sum is σ = 182959829568. Its totient is φ = 30219309120.

The previous prime is 91068508567. The next prime is 91068508627. The reversal of 91068508626 is 62680586019.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (91068508627) 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, 1310656 + ... + 1378388.

It is an arithmetic number, because the mean of its divisors is an integer number (5717494674).

Almost surely, 2^91068508626 is an apocalyptic number.

91068508626 is an abundant number, since it is smaller than the sum of its proper divisors (91891320942).

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

91068508626 is a wasteful number, since it uses less digits than its factorization.

91068508626 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68746.

The product of its (nonzero) digits is 1244160, while the sum is 51.

The spelling of 91068508626 in words is "ninety-one billion, sixty-eight million, five hundred eight thousand, six hundred twenty-six".