16351324542672 has 80 divisors (see below), whose sum is σ = 48317282353152. Its totient is φ = 4667747990400.

The previous prime is 16351324542661. The next prime is 16351324542673. The reversal of 16351324542672 is 27624542315361.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16351324542673) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20753428 + ... + 21526899.

Almost surely, 2^{16351324542672} is an apocalyptic number.

16351324542672 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

16351324542672 is an abundant number, since it is smaller than the sum of its proper divisors (31965957810480).

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

16351324542672 is a wasteful number, since it uses less digits than its factorization.

16351324542672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42281496 (or 42281490 counting only the distinct ones).

The product of its digits is 7257600, while the sum is 51.

The spelling of 16351324542672 in words is "sixteen trillion, three hundred fifty-one billion, three hundred twenty-four million, five hundred forty-two thousand, six hundred seventy-two".