16777215936 has 448 divisors, whose sum is σ = 55016156160. Its totient is φ = 4981616640.

The previous prime is 16777215919. The next prime is 16777215967. The reversal of 16777215936 is 63951277761.

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

It is a zygodrome in base 2.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 106861170 + ... + 106861326.

It is an arithmetic number, because the mean of its divisors is an integer number (122803920).

Almost surely, 2^16777215936 is an apocalyptic number.

16777215936 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 16777215936, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (27508078080).

16777215936 is an abundant number, since it is smaller than the sum of its proper divisors (38238940224).

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

16777215936 is a wasteful number, since it uses less digits than its factorization.

16777215936 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 329 (or 313 counting only the distinct ones).

The product of its digits is 3333960, while the sum is 54.

The spelling of 16777215936 in words is "sixteen billion, seven hundred seventy-seven million, two hundred fifteen thousand, nine hundred thirty-six".