16001344503100 has 72 divisors (see below), whose sum is σ = 37887307088400. Its totient is φ = 5817478617600.

The previous prime is 16001344503091. The next prime is 16001344503107. The reversal of 16001344503100 is 130544310061.

It is a super-2 number, since 2×16001344503100² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16001344503107) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3890206 + ... + 6865594.

It is an arithmetic number, because the mean of its divisors is an integer number (526212598450).

Almost surely, 2^{16001344503100} is an apocalyptic number.

16001344503100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

16001344503100 is an abundant number, since it is smaller than the sum of its proper divisors (21885962585300).

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

16001344503100 is a wasteful number, since it uses less digits than its factorization.

16001344503100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2980303 (or 2980296 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 28.

Adding to 16001344503100 its reverse (130544310061), we get a palindrome (16131888813161).

The spelling of 16001344503100 in words is "sixteen trillion, one billion, three hundred forty-four million, five hundred three thousand, one hundred".