9091269644 has 48 divisors (see below), whose sum is σ = 17446665600. Its totient is φ = 4130064000.

The previous prime is 9091269611. The next prime is 9091269683. The reversal of 9091269644 is 4469621909.

It is a junction number, because it is equal to n+sod(n) for n = 9091269592 and 9091269601.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 159119 + ... + 208569.

It is an arithmetic number, because the mean of its divisors is an integer number (363472200).

Almost surely, 2^9091269644 is an apocalyptic number.

It is an amenable number.

9091269644 is a deficient number, since it is larger than the sum of its proper divisors (8355395956).

9091269644 is a wasteful number, since it uses less digits than its factorization.

9091269644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49574 (or 49572 counting only the distinct ones).

The product of its (nonzero) digits is 839808, while the sum is 50.

The square root of 9091269644 is about 95348.1496621723. The cubic root of 9091269644 is about 2087.0916136292.

The spelling of 9091269644 in words is "nine billion, ninety-one million, two hundred sixty-nine thousand, six hundred forty-four".