16000855648 has 48 divisors (see below), whose sum is σ = 32885588736. Its totient is φ = 7649262720.

The previous prime is 16000855631. The next prime is 16000855699. The reversal of 16000855648 is 84655800061.

It is a super-3 number, since 3×16000855648³ (a number of 32 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2943493 + ... + 2948923.

It is an arithmetic number, because the mean of its divisors is an integer number (685116432).

Almost surely, 2^16000855648 is an apocalyptic number.

It is an amenable number.

16000855648 is an abundant number, since it is smaller than the sum of its proper divisors (16884733088).

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

16000855648 is a wasteful number, since it uses less digits than its factorization.

16000855648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9467 (or 9459 counting only the distinct ones).

The product of its (nonzero) digits is 230400, while the sum is 43.

The spelling of 16000855648 in words is "sixteen billion, eight hundred fifty-five thousand, six hundred forty-eight".