16276720000 has 80 divisors (see below), whose sum is σ = 40520076300. Its totient is φ = 6510656000.

The previous prime is 16276719941. The next prime is 16276720007. The reversal of 16276720000 is 2767261.

It is a tau number, because it is divible by the number of its divisors (80).

It is a super-2 number, since 2×16276720000² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16276720007) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 21730 + ... + 181729.

Almost surely, 2^16276720000 is an apocalyptic number.

16276720000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

16276720000 is an abundant number, since it is smaller than the sum of its proper divisors (24243356300).

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

16276720000 is an frugal number, since it uses more digits than its factorization.

16276720000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 203493 (or 203466 counting only the distinct ones).

The product of its (nonzero) digits is 7056, while the sum is 31.

The spelling of 16276720000 in words is "sixteen billion, two hundred seventy-six million, seven hundred twenty thousand".