1089206496 has 216 divisors, whose sum is σ = 3652477920. Its totient is φ = 306948096.

The previous prime is 1089206491. The next prime is 1089206513. The reversal of 1089206496 is 6946029801.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1089206491) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 1114360 + ... + 1115336.

It is an arithmetic number, because the mean of its divisors is an integer number (16909620).

Almost surely, 2^1089206496 is an apocalyptic number.

1089206496 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1089206496, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1826238960).

1089206496 is an abundant number, since it is smaller than the sum of its proper divisors (2563271424).

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

1089206496 is a wasteful number, since it uses less digits than its factorization.

1089206496 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1086 (or 1068 counting only the distinct ones).

The product of its (nonzero) digits is 186624, while the sum is 45.

The square root of 1089206496 is about 33003.1285789696. The cubic root of 1089206496 is about 1028.8926724099.

The spelling of 1089206496 in words is "one billion, eighty-nine million, two hundred six thousand, four hundred ninety-six".