16355786112 has 256 divisors, whose sum is σ = 51442272000. Its totient is φ = 5101056000.

The previous prime is 16355786107. The next prime is 16355786143. The reversal of 16355786112 is 21168755361.

16355786112 is a `hidden beast` number, since 1 + 6 + 3 + 5 + 578 + 61 + 12 = 666.

It is a congruent number.

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, 5448612 + ... + 5451612.

It is an arithmetic number, because the mean of its divisors is an integer number (200946375).

Almost surely, 2^16355786112 is an apocalyptic number.

16355786112 is a gapful number since it is divisible by the number (12) 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 16355786112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (25721136000).

16355786112 is an abundant number, since it is smaller than the sum of its proper divisors (35086485888).

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

16355786112 is a wasteful number, since it uses less digits than its factorization.

16355786112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3126 (or 3108 counting only the distinct ones).

The product of its digits is 302400, while the sum is 45.

The spelling of 16355786112 in words is "sixteen billion, three hundred fifty-five million, seven hundred eighty-six thousand, one hundred twelve".