16265840304 has 160 divisors (see below), whose sum is σ = 50201072640. Its totient is φ = 4437328896.

The previous prime is 16265840299. The next prime is 16265840317. The reversal of 16265840304 is 40304856261.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5230302 + ... + 5233410.

It is an arithmetic number, because the mean of its divisors is an integer number (313756704).

Almost surely, 2^16265840304 is an apocalyptic number.

16265840304 is a gapful number since it is divisible by the number (14) 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 16265840304, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (25100536320).

16265840304 is an abundant number, since it is smaller than the sum of its proper divisors (33935232336).

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

16265840304 is a wasteful number, since it uses less digits than its factorization.

16265840304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3827 (or 3821 counting only the distinct ones).

The product of its (nonzero) digits is 138240, while the sum is 39.

The spelling of 16265840304 in words is "sixteen billion, two hundred sixty-five million, eight hundred forty thousand, three hundred four".