16727064420 has 96 divisors (see below), whose sum is σ = 51135307776. Its totient is φ = 4051734400.

The previous prime is 16727064391. The next prime is 16727064443. The reversal of 16727064420 is 2446072761.

It is a super-2 number, since 2×16727064420² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 852925 + ... + 872315.

It is an arithmetic number, because the mean of its divisors is an integer number (532659456).

Almost surely, 2^16727064420 is an apocalyptic number.

16727064420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 16727064420, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (25567653888).

16727064420 is an abundant number, since it is smaller than the sum of its proper divisors (34408243356).

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

16727064420 is a wasteful number, since it uses less digits than its factorization.

16727064420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20721 (or 20719 counting only the distinct ones).

The product of its (nonzero) digits is 112896, while the sum is 39.

The spelling of 16727064420 in words is "sixteen billion, seven hundred twenty-seven million, sixty-four thousand, four hundred twenty".