16323043296 has 96 divisors (see below), whose sum is σ = 49097760768. Its totient is φ = 4651476480.

The previous prime is 16323043277. The next prime is 16323043313. The reversal of 16323043296 is 69234032361.

It is a tau number, because it is divible by the number of its divisors (96).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 225666 + ... + 289086.

It is an arithmetic number, because the mean of its divisors is an integer number (511435008).

Almost surely, 2^16323043296 is an apocalyptic number.

16323043296 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 16323043296, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (24548880384).

16323043296 is an abundant number, since it is smaller than the sum of its proper divisors (32774717472).

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

16323043296 is a wasteful number, since it uses less digits than its factorization.

16323043296 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63824 (or 63816 counting only the distinct ones).

The product of its (nonzero) digits is 139968, while the sum is 39.

The spelling of 16323043296 in words is "sixteen billion, three hundred twenty-three million, forty-three thousand, two hundred ninety-six".