16329088986 has 96 divisors (see below), whose sum is σ = 40568532480. Its totient is φ = 4359196800.

The previous prime is 16329088969. The next prime is 16329088987. The reversal of 16329088986 is 68988092361.

It is a happy number.

It is a super-2 number, since 2×16329088986² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (16329088987) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 233416 + ... + 295196.

It is an arithmetic number, because the mean of its divisors is an integer number (422588880).

Almost surely, 2^16329088986 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 16329088986, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (20284266240).

16329088986 is an abundant number, since it is smaller than the sum of its proper divisors (24239443494).

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

16329088986 is a wasteful number, since it uses less digits than its factorization.

16329088986 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61860 (or 61853 counting only the distinct ones).

The product of its (nonzero) digits is 8957952, while the sum is 60.

The spelling of 16329088986 in words is "sixteen billion, three hundred twenty-nine million, eighty-eight thousand, nine hundred eighty-six".