16486371072 has 72 divisors (see below), whose sum is σ = 48753120080. Its totient is φ = 5495454720.

The previous prime is 16486371059. The next prime is 16486371127. The reversal of 16486371072 is 27017368461.

16486371072 is a `hidden beast` number, since 1 + 6 + 4 + 8 + 637 + 1 + 0 + 7 + 2 = 666.

It is a tau number, because it is divible by the number of its divisors (72).

It is a super-2 number, since 2×16486371072² (a number of 21 digits) contains 22 as substring.

It is a zygodrome in base 4.

It is a congruent number.

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, 1185679 + ... + 1199502.

Almost surely, 2^16486371072 is an apocalyptic number.

16486371072 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

16486371072 is an abundant number, since it is smaller than the sum of its proper divisors (32266749008).

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

16486371072 is an equidigital number, since it uses as much as digits as its factorization.

16486371072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2385206 (or 2385186 counting only the distinct ones).

The product of its (nonzero) digits is 338688, while the sum is 45.

The spelling of 16486371072 in words is "sixteen billion, four hundred eighty-six million, three hundred seventy-one thousand, seventy-two".