91110065001 has 8 divisors (see below), whose sum is σ = 127873775520. Its totient is φ = 57543198912.

The previous prime is 91110064973. The next prime is 91110065017. The reversal of 91110065001 is 10056001119.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 91110065001 - 2¹⁰ = 91110063977 is a prime.

It is not an unprimeable number, because it can be changed into a prime (91110065021) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 799211040 + ... + 799211153.

It is an arithmetic number, because the mean of its divisors is an integer number (15984221940).

Almost surely, 2^91110065001 is an apocalyptic number.

It is an amenable number.

91110065001 is a deficient number, since it is larger than the sum of its proper divisors (36763710519).

91110065001 is a wasteful number, since it uses less digits than its factorization.

91110065001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1598422215.

The product of its (nonzero) digits is 270, while the sum is 24.

The spelling of 91110065001 in words is "ninety-one billion, one hundred ten million, sixty-five thousand, one".