9091666629601 has 8 divisors (see below), whose sum is σ = 9570248657600. Its totient is φ = 8613091927440.

The previous prime is 9091666629547. The next prime is 9091666629667. The reversal of 9091666629601 is 1069266661909.

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

It is not a de Polignac number, because 9091666629601 - 2⁷ = 9091666629473 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 9091666629601.

It is not an unprimeable number, because it can be changed into a prime (9091666621601) 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, 813940 + ... + 4341178.

It is an arithmetic number, because the mean of its divisors is an integer number (1196281082200).

Almost surely, 2^{9091666629601} is an apocalyptic number.

It is an amenable number.

9091666629601 is a deficient number, since it is larger than the sum of its proper divisors (478582027999).

9091666629601 is a wasteful number, since it uses less digits than its factorization.

9091666629601 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3662919.

The product of its (nonzero) digits is 11337408, while the sum is 61.

The spelling of 9091666629601 in words is "nine trillion, ninety-one billion, six hundred sixty-six million, six hundred twenty-nine thousand, six hundred one".