16271202024640 has 28 divisors (see below), whose sum is σ = 38745799821936. Its totient is φ = 6508480809728.

The previous prime is 16271202024619. The next prime is 16271202024653. The reversal of 16271202024640 is 4642020217261.

It is a self number, because there is not a number n which added to its sum of digits gives 16271202024640.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25423752844 + ... + 25423753483.

Almost surely, 2^{16271202024640} is an apocalyptic number.

16271202024640 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

16271202024640 is an abundant number, since it is smaller than the sum of its proper divisors (22474597797296).

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

16271202024640 is an equidigital number, since it uses as much as digits as its factorization.

16271202024640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50847506344 (or 50847506334 counting only the distinct ones).

The product of its (nonzero) digits is 64512, while the sum is 37.

The spelling of 16271202024640 in words is "sixteen trillion, two hundred seventy-one billion, two hundred two million, twenty-four thousand, six hundred forty".