16423948861632 has 168 divisors, whose sum is σ = 51008568212784. Its totient is φ = 5022519146496.

The previous prime is 16423948861571. The next prime is 16423948861651. The reversal of 16423948861632 is 23616884932461.

16423948861632 is a `hidden beast` number, since 1 + 6 + 4 + 2 + 3 + 9 + 4 + 8 + 8 + 616 + 3 + 2 = 666.

It is a nude number because it is divisible by every one of its digits.

It is a self number, because there is not a number n which added to its sum of digits gives 16423948861632.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5507583 + ... + 7948670.

It is an arithmetic number, because the mean of its divisors is an integer number (303622429838).

Almost surely, 2^{16423948861632} is an apocalyptic number.

16423948861632 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

16423948861632 is an abundant number, since it is smaller than the sum of its proper divisors (34584619351152).

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

16423948861632 is a wasteful number, since it uses less digits than its factorization.

16423948861632 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13456447 (or 13456434 counting only the distinct ones).

The product of its digits is 71663616, while the sum is 63.

The spelling of 16423948861632 in words is "sixteen trillion, four hundred twenty-three billion, nine hundred forty-eight million, eight hundred sixty-one thousand, six hundred thirty-two".