1089023318218 has 32 divisors (see below), whose sum is σ = 1783721410560. Its totient is φ = 494543277360.

The previous prime is 1089023318143. The next prime is 1089023318219. The reversal of 1089023318218 is 8128133209801.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (1089023318219) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 179142103 + ... + 179148181.

It is an arithmetic number, because the mean of its divisors is an integer number (55741294080).

Almost surely, 2^{1089023318218} is an apocalyptic number.

1089023318218 is a deficient number, since it is larger than the sum of its proper divisors (694698092342).

1089023318218 is a wasteful number, since it uses less digits than its factorization.

1089023318218 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12442.

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

The spelling of 1089023318218 in words is "one trillion, eighty-nine billion, twenty-three million, three hundred eighteen thousand, two hundred eighteen".