9091092827388 has 96 divisors (see below), whose sum is σ = 25724942272512. Its totient is φ = 2460931948800.

The previous prime is 9091092827381. The next prime is 9091092827393. The reversal of 9091092827388 is 8837282901909.

It is a Harshad number since it is a multiple of its sum of digits (66).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9091092827381) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 85395831 + ... + 85502222.

It is an arithmetic number, because the mean of its divisors is an integer number (267968148672).

Almost surely, 2^{9091092827388} is an apocalyptic number.

It is an amenable number.

9091092827388 is an abundant number, since it is smaller than the sum of its proper divisors (16633849445124).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

9091092827388 is a wasteful number, since it uses less digits than its factorization.

9091092827388 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 170898115 (or 170898113 counting only the distinct ones).

The product of its (nonzero) digits is 31352832, while the sum is 66.

The spelling of 9091092827388 in words is "nine trillion, ninety-one billion, ninety-two million, eight hundred twenty-seven thousand, three hundred eighty-eight".