16304265237845 has 8 divisors (see below), whose sum is σ = 21070127384376. Its totient is φ = 12040072790976.

The previous prime is 16304265237833. The next prime is 16304265237863. The reversal of 16304265237845 is 54873256240361.

It can be written as a sum of positive squares in 4 ways, for example, as 51289113841 + 16252976124004 = 226471^2 + 4031498^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 16304265237845 - 2¹² = 16304265233749 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 125417424842 + ... + 125417424971.

It is an arithmetic number, because the mean of its divisors is an integer number (2633765923047).

Almost surely, 2^{16304265237845} is an apocalyptic number.

It is an amenable number.

16304265237845 is a deficient number, since it is larger than the sum of its proper divisors (4765862146531).

16304265237845 is a wasteful number, since it uses less digits than its factorization.

16304265237845 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 250834849831.

The product of its (nonzero) digits is 29030400, while the sum is 56.

The spelling of 16304265237845 in words is "sixteen trillion, three hundred four billion, two hundred sixty-five million, two hundred thirty-seven thousand, eight hundred forty-five".