1089033664 has 14 divisors (see below), whose sum is σ = 2161051304. Its totient is φ = 544516800.

The previous prime is 1089033661. The next prime is 1089033679. The reversal of 1089033664 is 4663309801.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1089033661) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8508012 + ... + 8508139.

Almost surely, 2^1089033664 is an apocalyptic number.

It is an amenable number.

1089033664 is a deficient number, since it is larger than the sum of its proper divisors (1072017640).

1089033664 is an equidigital number, since it uses as much as digits as its factorization.

1089033664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17016163 (or 17016153 counting only the distinct ones).

The product of its (nonzero) digits is 93312, while the sum is 40.

The square root of 1089033664 is about 33000.5100566643. The cubic root of 1089033664 is about 1028.8382490030.

The spelling of 1089033664 in words is "one billion, eighty-nine million, thirty-three thousand, six hundred sixty-four".