91468651065 has 48 divisors (see below), whose sum is σ = 163899215424. Its totient is φ = 43511628160.

The previous prime is 91468651031. The next prime is 91468651067. The reversal of 91468651065 is 56015686419.

It is not a de Polignac number, because 91468651065 - 2¹¹ = 91468649017 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 91468650999 and 91468651017.

It is not an unprimeable number, because it can be changed into a prime (91468651067) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 379239 + ... + 571628.

It is an arithmetic number, because the mean of its divisors is an integer number (3414566988).

Almost surely, 2^91468651065 is an apocalyptic number.

It is an amenable number.

91468651065 is a deficient number, since it is larger than the sum of its proper divisors (72430564359).

91468651065 is a wasteful number, since it uses less digits than its factorization.

91468651065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 950950 (or 950939 counting only the distinct ones).

The product of its (nonzero) digits is 1555200, while the sum is 51.

The spelling of 91468651065 in words is "ninety-one billion, four hundred sixty-eight million, six hundred fifty-one thousand, sixty-five".