16385555069120 has 56 divisors (see below), whose sum is σ = 39135982726608. Its totient is φ = 6534420710400.

The previous prime is 16385555069119. The next prime is 16385555069137. The reversal of 16385555069120 is 2196055558361.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 77242811 + ... + 77454650.

Almost surely, 2^{16385555069120} is an apocalyptic number.

16385555069120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

16385555069120 is an abundant number, since it is smaller than the sum of its proper divisors (22750427657488).

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

16385555069120 is a wasteful number, since it uses less digits than its factorization.

16385555069120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 154697809 (or 154697799 counting only the distinct ones).

The product of its (nonzero) digits is 9720000, while the sum is 56.

The spelling of 16385555069120 in words is "sixteen trillion, three hundred eighty-five billion, five hundred fifty-five million, sixty-nine thousand, one hundred twenty".