91035714648 has 16 divisors (see below), whose sum is σ = 227589286680. Its totient is φ = 30345238208.

The previous prime is 91035714631. The next prime is 91035714689. The reversal of 91035714648 is 84641753019.

It is a junction number, because it is equal to n+sod(n) for n = 91035714597 and 91035714606.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1896577365 + ... + 1896577412.

Almost surely, 2^91035714648 is an apocalyptic number.

It is an amenable number.

91035714648 is an abundant number, since it is smaller than the sum of its proper divisors (136553572032).

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

91035714648 is a wasteful number, since it uses less digits than its factorization.

91035714648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3793154786 (or 3793154782 counting only the distinct ones).

The product of its (nonzero) digits is 725760, while the sum is 48.

The spelling of 91035714648 in words is "ninety-one billion, thirty-five million, seven hundred fourteen thousand, six hundred forty-eight".