1089680608 has 24 divisors (see below), whose sum is σ = 2150683920. Its totient is φ = 543475200.

The previous prime is 1089680561. The next prime is 1089680611. The reversal of 1089680608 is 8060869801.

It is a Smith number, since the sum of its digits (46) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 29628 + ... + 55291.

It is an arithmetic number, because the mean of its divisors is an integer number (89611830).

Almost surely, 2^1089680608 is an apocalyptic number.

It is an amenable number.

1089680608 is a deficient number, since it is larger than the sum of its proper divisors (1061003312).

1089680608 is an equidigital number, since it uses as much as digits as its factorization.

1089680608 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85330 (or 85322 counting only the distinct ones).

The product of its (nonzero) digits is 165888, while the sum is 46.

The square root of 1089680608 is about 33010.3106316799. The cubic root of 1089680608 is about 1029.0419369137.

The spelling of 1089680608 in words is "one billion, eighty-nine million, six hundred eighty thousand, six hundred eight".