16442621504070 has 16 divisors (see below), whose sum is σ = 39462291609840. Its totient is φ = 4384699067744.

The previous prime is 16442621504003. The next prime is 16442621504077. The reversal of 16442621504070 is 7040512624461.

16442621504070 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-3 number, since 3×16442621504070³ (a number of 41 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16442621504077) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 274043691705 + ... + 274043691764.

It is an arithmetic number, because the mean of its divisors is an integer number (2466393225615).

Almost surely, 2^{16442621504070} is an apocalyptic number.

16442621504070 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

16442621504070 is an abundant number, since it is smaller than the sum of its proper divisors (23019670105770).

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

16442621504070 is a wasteful number, since it uses less digits than its factorization.

16442621504070 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 548087383479.

The product of its (nonzero) digits is 322560, while the sum is 42.

The spelling of 16442621504070 in words is "sixteen trillion, four hundred forty-two billion, six hundred twenty-one million, five hundred four thousand, seventy".