16587222227668 has 48 divisors (see below), whose sum is σ = 30777603373440. Its totient is φ = 7806247916544.

The previous prime is 16587222227659. The next prime is 16587222227689. The reversal of 16587222227668 is 86672222278561.

16587222227668 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4294305 + ... + 7184392.

It is an arithmetic number, because the mean of its divisors is an integer number (641200070280).

Almost surely, 2^{16587222227668} is an apocalyptic number.

It is an amenable number.

16587222227668 is a deficient number, since it is larger than the sum of its proper divisors (14190381145772).

16587222227668 is a wasteful number, since it uses less digits than its factorization.

16587222227668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11478976 (or 11478974 counting only the distinct ones).

The product of its digits is 108380160, while the sum is 64.

The spelling of 16587222227668 in words is "sixteen trillion, five hundred eighty-seven billion, two hundred twenty-two million, two hundred twenty-seven thousand, six hundred sixty-eight".