91459641016 has 8 divisors (see below), whose sum is σ = 171486826920. Its totient is φ = 45729820504.

The previous prime is 91459641001. The next prime is 91459641029. The reversal of 91459641016 is 61014695419.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5716227556 + ... + 5716227571.

It is an arithmetic number, because the mean of its divisors is an integer number (21435853365).

Almost surely, 2^91459641016 is an apocalyptic number.

It is an amenable number.

91459641016 is a deficient number, since it is larger than the sum of its proper divisors (80027185904).

91459641016 is a wasteful number, since it uses less digits than its factorization.

91459641016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11432455133 (or 11432455129 counting only the distinct ones).

The product of its (nonzero) digits is 233280, while the sum is 46.

The spelling of 91459641016 in words is "ninety-one billion, four hundred fifty-nine million, six hundred forty-one thousand, sixteen".