16326696960 has 1120 divisors, whose sum is σ = 72315872640. Its totient is φ = 3439853568.

The previous prime is 16326696931. The next prime is 16326696973. The reversal of 16326696960 is 6969662361.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (1120).

It is a super-2 number, since 2×16326696960² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a junction number, because it is equal to n+sod(n) for n = 16326696897 and 16326696906.

It is an unprimeable number.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 441262062 + ... + 441262098.

Almost surely, 2^16326696960 is an apocalyptic number.

16326696960 is a gapful number since it is divisible by the number (10) 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 16326696960, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (36157936320).

16326696960 is an abundant number, since it is smaller than the sum of its proper divisors (55989175680).

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

16326696960 is an equidigital number, since it uses as much as digits as its factorization.

16326696960 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106 (or 73 counting only the distinct ones).

The product of its (nonzero) digits is 3779136, while the sum is 54.

The spelling of 16326696960 in words is "sixteen billion, three hundred twenty-six million, six hundred ninety-six thousand, nine hundred sixty".