16065772452420 has 96 divisors (see below), whose sum is σ = 47692410931200. Its totient is φ = 4029521986944.

The previous prime is 16065772452419. The next prime is 16065772452421. The reversal of 16065772452420 is 2425427756061.

16065772452420 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (16065772452419) and next prime (16065772452421).

It is not an unprimeable number, because it can be changed into a prime (16065772452421) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 50535004 + ... + 50851923.

It is an arithmetic number, because the mean of its divisors is an integer number (496795947200).

Almost surely, 2^{16065772452420} is an apocalyptic number.

16065772452420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

16065772452420 is an abundant number, since it is smaller than the sum of its proper divisors (31626638478780).

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

16065772452420 is a wasteful number, since it uses less digits than its factorization.

16065772452420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101387097 (or 101387095 counting only the distinct ones).

The product of its (nonzero) digits is 5644800, while the sum is 51.

The spelling of 16065772452420 in words is "sixteen trillion, sixty-five billion, seven hundred seventy-two million, four hundred fifty-two thousand, four hundred twenty".