16020036452256 has 48 divisors (see below), whose sum is σ = 42057405550944. Its totient is φ = 5339401374464.

The previous prime is 16020036452249. The next prime is 16020036452269. The reversal of 16020036452256 is 65225463002061.

It is a tau number, because it is divible by the number of its divisors (48).

It is a super-2 number, since 2×16020036452256² (a number of 27 digits) contains 22 as substring.

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, 8699295 + ... + 10378718.

It is an arithmetic number, because the mean of its divisors is an integer number (876195948978).

Almost surely, 2^{16020036452256} is an apocalyptic number.

16020036452256 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

16020036452256 is an abundant number, since it is smaller than the sum of its proper divisors (26037369098688).

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

16020036452256 is a wasteful number, since it uses less digits than its factorization.

16020036452256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19086773 (or 19086765 counting only the distinct ones).

The product of its (nonzero) digits is 518400, while the sum is 42.

The spelling of 16020036452256 in words is "sixteen trillion, twenty billion, thirty-six million, four hundred fifty-two thousand, two hundred fifty-six".