263850548046216 has 128 divisors (see below), whose sum is σ = 671303759616000. Its totient is φ = 86395428698112.

The previous prime is 263850548046209. The next prime is 263850548046251. The reversal of 263850548046216 is 612640845058362.

It is a super-2 number, since 2×263850548046216² (a number of 30 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 263850548046216.

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, 19277449725 + ... + 19277463411.

It is an arithmetic number, because the mean of its divisors is an integer number (5244560622000).

Almost surely, 2^{263850548046216} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 263850548046216, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (335651879808000).

263850548046216 is an abundant number, since it is smaller than the sum of its proper divisors (407453211569784).

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

263850548046216 is a wasteful number, since it uses less digits than its factorization.

263850548046216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22851 (or 22847 counting only the distinct ones).

The product of its (nonzero) digits is 66355200, while the sum is 60.

The spelling of 263850548046216 in words is "two hundred sixty-three trillion, eight hundred fifty billion, five hundred forty-eight million, forty-six thousand, two hundred sixteen".