16045450202020 has 48 divisors (see below), whose sum is σ = 33713063431488. Its totient is φ = 6414824958080.

The previous prime is 16045450201993. The next prime is 16045450202051. The reversal of 16045450202020 is 2020205454061.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 537215127 + ... + 537244993.

It is an arithmetic number, because the mean of its divisors is an integer number (702355488156).

Almost surely, 2^{16045450202020} is an apocalyptic number.

16045450202020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

16045450202020 is an abundant number, since it is smaller than the sum of its proper divisors (17667613229468).

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

16045450202020 is a wasteful number, since it uses less digits than its factorization.

16045450202020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43020 (or 43018 counting only the distinct ones).

The product of its (nonzero) digits is 19200, while the sum is 31.

Adding to 16045450202020 its reverse (2020205454061), we get a palindrome (18065655656081).

The spelling of 16045450202020 in words is "sixteen trillion, forty-five billion, four hundred fifty million, two hundred two thousand, twenty".