16355704772020 has 24 divisors (see below), whose sum is σ = 34490691244800. Its totient is φ = 6514908342432.

The previous prime is 16355704771969. The next prime is 16355704772047. The reversal of 16355704772020 is 2027740755361.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1710843000 + ... + 1710852559.

It is an arithmetic number, because the mean of its divisors is an integer number (1437112135200).

Almost surely, 2^{16355704772020} is an apocalyptic number.

16355704772020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

16355704772020 is an abundant number, since it is smaller than the sum of its proper divisors (18134986472780).

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

16355704772020 is a wasteful number, since it uses less digits than its factorization.

16355704772020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3421695807 (or 3421695805 counting only the distinct ones).

The product of its (nonzero) digits is 2469600, while the sum is 49.

The spelling of 16355704772020 in words is "sixteen trillion, three hundred fifty-five billion, seven hundred four million, seven hundred seventy-two thousand, twenty".