16442621555230 has 48 divisors (see below), whose sum is σ = 32099310116064. Its totient is φ = 6061499982720.

The previous prime is 16442621555209. The next prime is 16442621555317. The reversal of 16442621555230 is 3255512624461.

It is a super-3 number, since 3×16442621555230³ (a number of 41 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6643089 + ... + 8775868.

It is an arithmetic number, because the mean of its divisors is an integer number (668735627418).

Almost surely, 2^{16442621555230} is an apocalyptic number.

16442621555230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

16442621555230 is a deficient number, since it is larger than the sum of its proper divisors (15656688560834).

16442621555230 is a wasteful number, since it uses less digits than its factorization.

16442621555230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15419621 (or 15419608 counting only the distinct ones).

The product of its (nonzero) digits is 1728000, while the sum is 46.

The spelling of 16442621555230 in words is "sixteen trillion, four hundred forty-two billion, six hundred twenty-one million, five hundred fifty-five thousand, two hundred thirty".