91004600501 has 8 divisors (see below), whose sum is σ = 91198813440. Its totient is φ = 90810596448.

The previous prime is 91004600483. The next prime is 91004600513. The reversal of 91004600501 is 10500640019.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-91004600501 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (91004600521) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 836060 + ... + 938618.

It is an arithmetic number, because the mean of its divisors is an integer number (11399851680).

Almost surely, 2^91004600501 is an apocalyptic number.

It is an amenable number.

91004600501 is a deficient number, since it is larger than the sum of its proper divisors (194212939).

91004600501 is a wasteful number, since it uses less digits than its factorization.

91004600501 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104443.

The product of its (nonzero) digits is 1080, while the sum is 26.

The spelling of 91004600501 in words is "ninety-one billion, four million, six hundred thousand, five hundred one".