16065477829820 has 24 divisors (see below), whose sum is σ = 33744969333600. Its totient is φ = 6424769057472.

The previous prime is 16065477829811. The next prime is 16065477829913. The reversal of 16065477829820 is 2892877456061.

It is a congruent number.

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, 88787015 + ... + 88967774.

It is an arithmetic number, because the mean of its divisors is an integer number (1406040388900).

Almost surely, 2^{16065477829820} is an apocalyptic number.

16065477829820 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

16065477829820 is an abundant number, since it is smaller than the sum of its proper divisors (17679491503780).

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

16065477829820 is a wasteful number, since it uses less digits than its factorization.

16065477829820 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 177759317 (or 177759315 counting only the distinct ones).

The product of its (nonzero) digits is 81285120, while the sum is 65.

The spelling of 16065477829820 in words is "sixteen trillion, sixty-five billion, four hundred seventy-seven million, eight hundred twenty-nine thousand, eight hundred twenty".