16624388052218 has 16 divisors (see below), whose sum is σ = 26249115409440. Its totient is φ = 7874685637200.

The previous prime is 16624388052143. The next prime is 16624388052241. The reversal of 16624388052218 is 81225088342661.

It is a super-2 number, since 2×16624388052218² (a number of 27 digits) contains 22 as substring.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19377413 + ... + 20217143.

It is an arithmetic number, because the mean of its divisors is an integer number (1640569713090).

Almost surely, 2^{16624388052218} is an apocalyptic number.

16624388052218 is a deficient number, since it is larger than the sum of its proper divisors (9624727357222).

16624388052218 is a wasteful number, since it uses less digits than its factorization.

16624388052218 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1360733.

The product of its (nonzero) digits is 8847360, while the sum is 56.

The spelling of 16624388052218 in words is "sixteen trillion, six hundred twenty-four billion, three hundred eighty-eight million, fifty-two thousand, two hundred eighteen".