16263987936000 has 576 divisors, whose sum is σ = 61783823302656. Its totient is φ = 3714729984000.

The previous prime is 16263987935977. The next prime is 16263987936029. The reversal of 16263987936000 is 63978936261.

It is a Harshad number since it is a multiple of its sum of digits (60).

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 63 ways as a sum of consecutive naturals, for example, 988503774 + ... + 988520226.

Almost surely, 2^{16263987936000} is an apocalyptic number.

16263987936000 is a gapful number since it is divisible by the number (10) 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 16263987936000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (30891911651328).

16263987936000 is an abundant number, since it is smaller than the sum of its proper divisors (45519835366656).

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

16263987936000 is a wasteful number, since it uses less digits than its factorization.

16263987936000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17965 (or 17941 counting only the distinct ones).

The product of its (nonzero) digits is 17635968, while the sum is 60.

The spelling of 16263987936000 in words is "sixteen trillion, two hundred sixty-three billion, nine hundred eighty-seven million, nine hundred thirty-six thousand".